MetaTrader Indicators — The Complete Guide for MT4 and MT5 in 2026

From classic RSI to Smart Money Concepts: everything you need to know about MT4/MT5 indicators for Forex, gold, and oil.

Updated May 202615 min read12 standard + 20 advanced indicators

Free download: MetaTrader Indicators Checklist (PDF)

About this guide

MetaTrader 4 and 5 are the dominant platforms for traders worldwide. Their built-in indicators cover more than 90% of technical analysis needs, and the MQL ecosystem offers thousands of free and paid advanced indicators. This guide cuts through the noise: from the indicators installed by default all the way to Smart Money Concepts — the most popular indicator on TradingView in 2025 — and UT Bot Alerts.

This guide is built on official LuxAlgo, MQL5 Codebase, BabyPips, and Investopedia documentation, as well as the real-world practice of the trading community. BabyPips • Investopedia

Free download: MetaTrader Indicators Checklist 2026 (PDF)

A ready-to-tick checklist of the essential MT4/MT5 indicators — recommended settings, scalping/swing combinations and installation steps. No spam.

Data stored in the EU • Moldova Law 195/2024 • GDPR

Standard indicators in MetaTrader 4 and MetaTrader 5

The 12 built-in indicators you find in any MT4/MT5 installation — no downloads, no repaint risk, no external code. They are the foundation of any serious technical strategy.

1. Moving Average — SMA, EMA, WMA

The Moving Average is the arithmetic mean of prices over a defined number of periods, recalculated with each new candle. It smooths market noise and shows the direction of the dominant trend.

Moving Average indicator (EMA 20 and EMA 50) on XAU/USD H4 chart — gold trend filter example — EMA 20 + EMA 50 on XAU/USD H4 — trend filter

Formula: SMA (Simple): (P1 + P2 + ... + Pn) / n — equal weight for every period; EMA (Exponential): gives greater weight to recent prices; formula: EMA = (Current_Price × k) + (Previous_EMA × (1 − k)), where k = 2/(n+1); WMA (Weighted): linearly decreasing weight from the current price to the oldest.

Signals

Trend direction (price above MA = uptrend; below MA = downtrend).
Cross-over between two MAs (e.g. EMA 50 crossing EMA 200 — "Golden Cross" / "Death Cross").
Dynamic support and resistance — in particular MA 200 on the daily is watched by institutional investors.

Recommended settings: 20 (scalping/intraday), 50 (swing), 100 and 200 (long-term positioning, major trend filter).

Gold & oil specifics: On XAU/USD, EMA 20 + EMA 50 on H4 works excellently as a trend filter (a combination used by TradingView analyst Vasily Trader in a trend-following strategy on Gold with 3,100+ pips in autumn 2025, per a TradingView publication). On WTI and Brent, MA 200 on the daily frequently marks the equilibrium zone between supply and demand during geopolitical stress.

Common mistakes

Using a short SMA on small timeframes (M1, M5) — generates too many false signals.
Trading cross-overs without confirmation via volume or price action.
Ignoring the slope of the MA — a horizontal MA signals a ranging market, not a trend.

2. RSI — Relative Strength Index

A momentum oscillator developed by J. Welles Wilder in 1978 that measures the speed and magnitude of recent price changes on a scale of 0-100.

RSI 14 indicator on XAU/USD H4 chart — bullish divergence example — RSI 14 on XAU/USD H4 — bullish divergence

Formula: RSI = 100 − [100 / (1 + RS)], where RS = average gains / average losses over the last n periods.

Signals

Above 70 → overbought zone (potential bearish correction).
Below 30 → oversold zone (potential bullish reversal).
The 50 line → momentum boundary: above 50 = bullish bias, below 50 = bearish bias.
Bullish divergence: price makes a new low, RSI makes a higher low → potential reversal up.
Bearish divergence: price makes a new high, RSI makes a lower high → potential reversal down.

Recommended settings: 14 periods (recommended by Wilder). Scalpers often use RSI 7-9 for reactivity; swing traders use 21.

Gold & oil specifics: In very strong XAU/USD trends, RSI can stay above 70 for days without correcting — overbought does not automatically mean sell. Combine RSI with support/resistance or market structure.

Common mistakes

Selling at the first touch of 70 — in a trend, RSI remains overbought for a long time.
Using RSI as the sole entry indicator without price action confirmation.
Ignoring divergences on higher timeframes, which are the most reliable.

3. MACD — Moving Average Convergence Divergence

A hybrid trend-momentum indicator developed by Gerald Appel that uses the relationship between two exponential moving averages.

MACD indicator with 12,26,9 settings on XAU/USD H4 chart — cross-over signal and histogram example — MACD 12,26,9 on XAU/USD H4 — cross-over signal

Formula: MACD line: EMA(12) − EMA(26); Signal line: EMA(9) applied to the MACD line; Histogram: MACD line − Signal line.

Signals

Signal line cross-over: MACD crosses above signal = long signal; MACD below signal = short signal.
Zero-line cross-over: crossing above 0 = bullish bias; below 0 = bearish bias.
Divergences: same as RSI — extremely effective for detecting trend exhaustion.

Recommended settings: 12, 26, 9 — used globally. For scalping, some use 5, 13, 1; for daily/swing the standard settings work best.

Gold & oil specifics: MACD Divergence on XAU/USD H4 is one of the most reliable reversal setups on precious metals. On Brent crude, MACD on the daily filters OPEC+ noise and reveals the major trend.

Common mistakes

Trading every cross-over without context — MACD generates many false signals in ranging markets.
Confusing the MACD line cross-over with the signal line cross-over.
Modifying settings unnecessarily — the standard 12/26/9 has been back-tested over decades.

4. Bollinger Bands

A volatility channel created by John Bollinger in the 1980s, composed of a central MA and two bands placed N standard deviations away.

Bollinger Bands with SMA 20 and 2 standard deviations on XAU/USD H4 — squeeze followed by breakout example — Bollinger Bands 20,2 on XAU/USD H4 — squeeze + breakout

Formula: Middle band: SMA(20); Upper band: SMA(20) + 2 × standard deviation; Lower band: SMA(20) − 2 × standard deviation.

Signals

Squeeze (compression): the bands narrow → low volatility → an explosive move often follows.
Expansion: the bands widen → high volatility → trend in progress.
Walking the band: price "walks" along the upper band (strong bullish trend) or lower band (strong bearish trend).
Mean reversion (in a range): sell at the upper band, buy at the lower band.
Breakout (in a trend): buy on a close above the upper band.

Recommended settings: Standard settings: SMA(20), 2 standard deviations. Aggressively modifying the standard deviation requires back-testing.

Gold & oil specifics: XAU/USD respects Bollinger Bands remarkably well on H1 and H4 under normal conditions; on Fed or geopolitical days, the band is violated violently.

Common mistakes

Automatically selling/buying at a band touch — in a trend, price "travels" along the band.
Aggressively modifying the standard deviation without back-testing.
Combining with other MA-based indicators (redundancy).

5. Stochastic Oscillator

A momentum oscillator developed by George Lane that compares the current closing price with the high-low range over N periods.

Stochastic 5,3,3 oscillator on USD/CHF H1 chart in sideways market — intra-range reversals — Stochastic 5,3,3 in range on USD/CHF H1

Formula: %K (fast line): (Close − Lowest Low) / (Highest High − Lowest Low) × 100; %D (slow line): SMA(3) of %K.

Signals

%K and %D: 80 (overbought), 20 (oversold). Standard MT4 settings: 5, 3, 3 or 14, 3, 3.
RSI measures the speed of price change; Stochastic measures the position of price within the recent range.
Stochastic is more sensitive → better suited for ranging/range-bound markets.
Particularly useful for ranging forex pairs (USD/CHF, EUR/CHF): Stochastic is excellent for identifying intra-range reversals; less useful on XAU/USD in a trend.

Recommended settings: Standard MT4 settings: 5, 3, 3 or 14, 3, 3. Key levels: 80 (overbought), 20 (oversold).

Common mistakes

Using it during a strong trend — generates constant counter-trend signals.
Ignoring the %K/%D cross-over — the real signal, not just touching the extreme zones.

6. ADX — Average Directional Index

An indicator also developed by Wilder that measures the strength of a trend (not its direction).

ADX 14 indicator with +DI and −DI on WTI Daily chart — trend strength above 30 — ADX 14 on WTI Daily — trend strength > 30

Formula: ADX line (0-100): trend strength. Below 20 = no trend; 20-40 = moderate trend; above 40 = strong trend; +DI and −DI: directional components. +DI above −DI = bullish bias; reverse = bearish bias.

Signals

ADX line (0-100): trend strength. Below 20 = no trend; 20-40 = moderate trend; above 40 = strong trend.
+DI and −DI: directional components. +DI above −DI = bullish bias; reverse = bearish bias.
ADX below 20 → avoid trend trading, use range strategies.
ADX above 25 + +DI/−DI cross-over → trend signal.

Recommended settings: 14 periods. Confirms whether a trade is worth opening. ADX below 20 → avoid trend trading, use range strategies.

Gold & oil specifics: On WTI and XAU/USD, ADX above 30 on the daily has historically marked the start of major directional moves of 100-300+ pips/dollars.

Common mistakes

Confusing ADX with a directional indicator (it is not).
Trading counter-trend when ADX rises above 40.

7. Ichimoku Kinko Hyo

A complete Japanese system developed by Goichi Hosoda (published in the 1960s after 30 years of research). The name means "equilibrium chart at a glance".

Ichimoku Kinko Hyo system with 5 components on EUR/USD Daily — price above cloud, complete bullish setup — Ichimoku Kinko Hyo on EUR/USD Daily — bullish setup

Formula: Tenkan-sen: (Max High + Min Low) / 2 over the last 9 periods; Kijun-sen: (Max High + Min Low) / 2 over the last 26 periods; Senkou Span A: (Tenkan + Kijun) / 2, shifted 26 periods forward; Senkou Span B: (Max High + Min Low) / 2 over 52 periods, shifted 26 forward; Chikou Span: current closing price shifted 26 periods back.

Signals

Tenkan-sen (conversion line): (Max High + Min Low) / 2 over the last 9 periods.
Kijun-sen (base line): (Max High + Min Low) / 2 over the last 26 periods.
Senkou Span A: (Tenkan + Kijun) / 2, shifted 26 periods forward.
Senkou Span B: (Max High + Min Low) / 2 over 52 periods, shifted 26 forward.
Chikou Span: current closing price shifted 26 periods back.
Kumo (cloud): the area between Span A and Span B → dynamic support/resistance projected into the future.
Price above cloud + Tenkan above Kijun + Chikou above price = complete bullish setup.
Tenkan/Kijun cross-over above the cloud = trend continuation signal.

Recommended settings: Ichimoku shines on major pairs (EUR/USD, USD/JPY, GBP/USD) on D1 — filters intraday noise and identifies multi-week trends.

Gold & oil specifics: Ichimoku shines on major pairs (EUR/USD, USD/JPY, GBP/USD) on D1 — filters intraday noise and identifies multi-week trends.

Common mistakes

Using it on M1/M5 — the system was designed for the daily timeframe.
Trading against the cloud — it is one of the most reliable rejection zones in technical analysis.

8. Parabolic SAR (Stop and Reverse)

Another Wilder indicator. It places dots above/below price that serve as a dynamic trailing stop.

Parabolic SAR indicator with step 0.02 and maximum 0.20 on EUR/USD H4 — dynamic trailing stop dots — Parabolic SAR 0.02/0.20 on EUR/USD H4 — trailing stop

Formula: The dots accelerate the longer the trend lasts. When price "touches" the dots, the indicator reverses. Step 0.02, Maximum 0.20.

Signals

Dots below price = uptrend (trailing stop for long positions).
Dots above price = downtrend (trailing stop for short positions).
Trailing stop for trend positions (the strongest use case).
Trend confirmation — dots below price = uptrend.

Recommended settings: Step 0.02, Maximum 0.20. Primary use: trailing stop for trend positions.

Common mistakes

Using it in a ranging market — generates constant whipsaw.
Modifying the step without understanding the effect.

9. Fibonacci Retracement and Extension

Mathematical levels derived from the Fibonacci sequence (0.236, 0.382, 0.5, 0.618, 0.786 for retracement; 1.272, 1.618, 2.0, 2.618 for extension).

Fibonacci Retracement levels 38.2%, 50% and 61.8% drawn on a major swing on XAU/USD H4 — Fibonacci 38.2 / 50 / 61.8 on XAU/USD H4

Formula: Identify a major swing (low → high for an uptrend). Draw the Fibonacci tool from swing low to swing high. Key levels: 38.2%, 50%, 61.8% (golden ratio) — the most watched by institutional traders.

Signals

Identify a major swing (low → high for an uptrend).
Draw the Fibonacci tool from swing low to swing high.
Key levels: 38.2%, 50%, 61.8% (golden ratio) — the most watched by institutional traders.
Extensions: 1.272, 1.618, 2.0, 2.618 — profit targets in a trend.

Recommended settings: Used on major swings on timeframes M15 and above. Most reliable levels: 38.2%, 50%, 61.8%.

Gold & oil specifics: XAU/USD respects the 61.8% retracement remarkably well during major corrections in an uptrend. Combining Fib + Order Block (see SMC below) creates high-probability confluence zones.

Common mistakes

Drawing Fibonacci on small, insignificant moves.
Using it on timeframes below M15.

10. Volume and OBV (On-Balance Volume)

Volume in MT4 for spot forex is tick volume (the number of price changes), NOT the actual traded volume. For index and commodity CFDs, brokers may provide volume closer to futures volume.

On-Balance Volume indicator on US30 Daily index chart — price move confirmation through volume — On-Balance Volume (OBV) on US30 Daily

Signals

OBV: Accumulates volume based on the direction of each candle — confirms or invalidates price moves.
On spot forex, tick volume has limited value — better to combine with VWAP or Order Flow tools (see the advanced indicators section).

Recommended settings: Most useful on indices (US30, DAX), equity CFDs, and crypto.

Common mistakes

Treating tick volume as real volume on forex.
Ignoring OBV on instruments where real volume is available.

11. ATR — Average True Range

A Wilder indicator that measures volatility, not direction. It calculates the average True Range over N periods.

Average True Range 14 indicator on XAU/USD H4 showing $15-25 volatility per candle — ATR 14 on XAU/USD H4 — volatility $15-25

Formula: True Range = max(High − Low, |High − Previous Close|, |Low − Previous Close|).

Signals

Stop-loss calculation: SL = 2 × ATR(14) is a standard rule. On XAU/USD H4, ATR can be $15-25, so natural SL = $30-50.
Position sizing: position size scaled to the current volatility of the instrument.

Recommended settings: 14 periods. Most important uses: stop-loss calculation (SL = 2 × ATR) and position sizing proportional to volatility.

Gold & oil specifics: XAU/USD is one of the most volatile instruments — its ATR can be 5-10 times higher than EUR/USD. Position size must be adjusted proportionally.

Common mistakes

Fixed pip stop-loss without ATR reference — either too tight (stop hunt) or too wide (poor R:R).
Using ATR as a directional signal — it is not one.

12. Secondary indicators (brief overview)

Four additional oscillators found by default in MT4/MT5.

Four secondary MT4/MT5 oscillators: Commodity Channel Index, Williams %R, Momentum and Standard DeviationMomentum in separate panels — Secondary oscillators: CCI, Williams %R, Momentum

Signals

Standard Deviation: measures price dispersion from the mean — the basis of Bollinger Bands.
CCI (Commodity Channel Index): an oscillator developed by Donald Lambert for commodities, used at ±100 and ±200 levels; useful on XAU/USD and oil.
Williams %R: an oscillator similar to Stochastic, oscillates between 0 and −100; level −20 = overbought, −80 = oversold.
Momentum: current price / price n periods ago × 100.

Recommended settings: Used as a second or third confirmation, not as a primary signal.

Common mistakes

Using as a standalone entry signal without price action confirmation.

Free download: MetaTrader Indicators Checklist 2026 (PDF)

A ready-to-tick checklist of the essential MT4/MT5 indicators — recommended settings, scalping/swing combinations and installation steps. No spam.

Data stored in the EU • Moldova Law 195/2024 • GDPR

How indicators work — theory nobody explains

Technical indicators do not predict the future. They are mathematical formulas applied to historical prices that show you probabilities, not certainties.

The 4 major indicator families

Technical indicators do not predict the future. They are mathematical formulas applied to historical prices that show you probabilities, not certainties. Understanding this distinction is the difference between a trader who uses indicators as tools and one who treats them as a "silver bullet".

Trend-following: Moving Average, MACD, ADX, Ichimoku, Parabolic SAR. They answer "In which direction is the market moving?". They perform poorly in ranging markets.
Oscillators (momentum): RSI, Stochastic, CCI, Williams %R, MACD (partly). They answer "How far has price moved too fast?". They perform poorly in strong trends.
Volatility: Bollinger Bands, ATR, Standard Deviation, Keltner Channels. They answer "How much is price oscillating?". Essential for stop-loss placement and for detecting breakouts.
Volume/Order Flow: Volume, OBV, VWAP, Volume Profile, Cumulative Delta. They answer "Who is buying and who is selling, and with how much conviction?". Limited on spot forex, essential on indices and equities.

Leading vs Lagging indicators

No indicator is purely leading — all use historical data. The best traders combine 1-2 lagging (trend filter) + 1 leading (entry timing).

Type	Examples	Advantage	Disadvantage
Lagging	MA, MACD, ADX	More reliable signals	You enter late
Leading	RSI, Stochastic, divergences	You enter early	Many false signals

Indicators vs chart analysis (Price Action)

Indicators are mathematical formulas. Price action is the direct reading of price structure — supports, resistances, candle patterns, HH/HL/LH/LL structure.

When indicators are useful: smooth-flowing markets, beginner-to-intermediate traders, when you want objective and back-testable signals.
When price action is superior: highly volatile markets (XAU/USD on Fed days), institutional liquidity zones, major news moments. Indicators lag; price structure is real-time.
The golden rule: indicators confirm decisions based on price action, not the other way around.

The concept of divergence (bullish/bearish, regular/hidden)

"Regular" divergences are the most widely known, but "hidden" divergences are underappreciated and very effective in strong trends (useful for XAU/USD intraday).

Regular bullish divergence: price makes a lower low, the oscillator (RSI/MACD) makes a higher low → potential reversal up.
Regular bearish divergence: price makes a higher high, the oscillator makes a lower high → potential reversal down.
Hidden bullish divergence: price makes a higher low, the oscillator makes a lower low → continuation of the bullish trend (pullback).
Hidden bearish divergence: price makes a lower high, the oscillator makes a higher high → continuation of the bearish trend.

Multi-timeframe analysis (MTF) with indicators

The 4-1 rule: if you are trading on H1, define the trend on H4 or D1. Your indicator (e.g. RSI) must confirm the direction on two timeframes simultaneously. This is one of the biggest differences between inconsistent traders and profitable ones.

Confluence — the secret of high-probability setups

Confluence = multiple independent reasons pointing in the same direction. Example for a long XAU/USD on H1: EMA 200 daily is ascending (major trend filter). Price at the 61.8% Fibonacci retracement from the last swing. RSI with bullish divergence on H1. Lower Bollinger Band respected on H4. Bullish Order Block identified on H4 (SMC). 5/5 confluences = A+ setup. 2/5 confluences = better to skip.

Choosing indicators based on your trading style

"Paralysis by analysis" is the #1 trap for beginners. 3 indicators that answer different questions are more valuable than 8 indicators that answer the same question. Recommended combination: 1 trend (EMA 50/200 or Ichimoku), 1 momentum (RSI or MACD), 1 volatility (ATR or Bollinger).

Style	Timeframe	Recommended indicators
Scalping	M1-M5	EMA 9/21, VWAP, Stochastic 5,3,3, ATR on M5
Day trading	M15-H1	EMA 50, RSI 14, standard MACD, VWAP, ADX
Swing trading	H4-D1	EMA 50/200, Ichimoku, RSI 14, MACD, Fibonacci
Position trading	D1-W1	MA 200, weekly MACD, ADX, Fibonacci on major swing

Advanced and custom indicators — beyond the MetaTrader standard

MetaTrader lets you add any indicator written in MQL4 (for MT4) or MQL5 (for MT5). There are thousands — some free on MQL5 Codebase, others sold on MQL5 Market.

Watch out for repaint! Many custom indicators "repaint" — they change historical signals when new price data arrives. Always test on a demo account before using with real money.

Smart Money Concepts (SMC) — LuxAlgo

LuxAlgo Smart Money Concepts indicator on XAU/USD H1 — auto-marked Order Blocks, Fair Value Gaps, Break of Structure and Change of Character — LuxAlgo SMC: Order Blocks, FVG, BOS, CHoCH

SMC is the methodology popularized by Michael J. Huddleston (Inner Circle Trader / ICT), which proposes that price does not move randomly but is "delivered" through institutional algorithms that target liquidity zones. The LuxAlgo "Smart Money Concepts" indicator launched in late 2022 became the #1 most-liked indicator on TradingView Community Scripts — according to the official LuxAlgo Blog article (Sean Mackey, 26 May 2025). Available for free on MT4, MT5, TradingView, NinjaTrader, and ThinkorSwim through the LuxAlgo Library.

Order Blocks (OB) — the last opposing candle before an impulsive move; represents the zone where institutions accumulated their orders
Fair Value Gap (FVG) / Imbalance — a 3-candle formation where the wicks of the first and third candles do not overlap; a price "gap" that algorithms tend to fill
Break of Structure (BOS) — price breaks a major high (in an uptrend) or a major low (in a downtrend) → trend confirmation
Change of Character (CHoCH) — the first signal that structure is reversing: a broken low in an uptrend or a broken high in a downtrend
Liquidity Sweeps / Equal Highs-Lows — zones where stop-losses accumulate and where institutions "collect" this liquidity
Premium / Discount Zones — the upper portion of a range (premium — good for shorts) vs the lower portion (discount — good for longs)
Killzones (ICT) — time windows with concentrated institutional volume: Asian, London, New York AM, New York PM (all referenced to New York Local Time, EST/EDT)

Best for: Intermediate and advanced traders who want to think institutionally. Works on forex, gold, indices, crypto. Note — the core knowledge is completely free on Michael Huddleston's official channel.

How to install a custom indicator in MetaTrader

1
1. Download the file
Download the .ex4 file (compiled, ready to use) or .mq4 (source, compiled automatically).
2
2. Open the Data Folder
Open MT4 → File → Open Data Folder.
3
3. Copy to MQL4/Indicators
Navigate to: MQL4 → Indicators → paste the file here. For EAs: MQL4 → Experts.
4
4. Restart or Refresh
Restart MT4 (or right-click "Indicators" in the Navigator → Refresh).
5
5. Drag onto the chart
The indicator appears under Navigator → Custom Indicators — drag it onto the chart.
6
6. Test on demo — check for repaint
Apply it on a demo account using the Strategy Tester in visual mode; check whether the arrows/zones shift after a candle closes — if they do, the indicator repaints.

For MT5: same process, but use the MQL5 → Indicators folders (files are .ex5 or .mq5).

Trusted sources

Warning: Avoid sites that promise a "90% win rate" or a "holy grail indicator for $97". These are repainting scams.

Frequently asked questions about MetaTrader indicators

Which indicator is best for beginners?

For a beginner trader, Moving Average (EMA 50 or EMA 200) combined with RSI 14 is the most accessible starting point. The EMA shows you the dominant trend direction, while RSI helps you identify overbought/oversold conditions. As you gain experience, add MACD for momentum and ATR for stop-loss calculation. Avoid placing more than 3-4 indicators on the chart during the first 6 months.

How do I choose indicators for gold (XAU/USD)?

Gold is a high-volatility instrument with strong moves. The most effective tested combination is: EMA 20 + EMA 50 on H4 (trend), MACD divergence (reversal timing), ATR for stop-loss (risk management proportional to volatility). For scalping on M5, add VWAP for institutional entry. Avoid purely oscillator-based setups (single RSI) — gold can stay overbought for weeks in a strong trend.

Are indicators enough to make consistent profit?

No. Indicators are tools, not systems. A profitable trader combines indicators + price action + risk management (the 1-2% rule per trade) + psychological discipline. Indicators give probabilities, not certainties. A system with a 50% win rate and 1:2 risk/reward is profitable; a system with a 70% win rate and 1:0.5 risk/reward is a loser.

Which indicators work best for scalping?

For scalping M1-M5: EMA 9 and EMA 21 (fast cross-over), VWAP (institutional price reference), Stochastic 5,3,3 (fast momentum), ATR on M5 (stop calculation). The EMA 50/100 crossover strategy on M1 GBP/USD is documented by Admiral Markets as a popular scalping strategy. Avoid slow indicators (standard MACD, ADX) on M1 — they generate signals too late.

How do I install a custom indicator in MetaTrader 4?

Steps: (1) Download the `.ex4` or `.mq4` file. (2) In MT4 → File → Open Data Folder. (3) Go to MQL4 → Indicators → paste the file there. (4) Restart MT4 or right-click "Indicators" in the Navigator → Refresh. (5) The indicator appears under Navigator → Custom Indicators — drag it onto the chart. For MT5, the folder is MQL5 → Indicators and the extensions are `.ex5`/`.mq5`.

What is the difference between MT4 and MT5 in terms of indicators?

MT4 has approximately 30 built-in indicators and uses the MQL4 language. MT5 has more than 38 built-in indicators, supports more non-standard timeframes (M2, M3, M10), and uses MQL5, which allows multi-currency back-testing. Many popular indicators (LuxAlgo SMC, UT Bot) have versions for both platforms. MT5 is better suited for complex indicators and professional back-testing; MT4 remains preferred for legacy EAs and simplicity.

Do indicators repaint? How do I recognize a repainting indicator?

Yes, many custom indicators repaint — they change historical signals when new price data arrives. This makes them unusable for live trading, even if they look perfect on historical charts. How to recognize one: (1) download it, apply it on a demo, observe whether arrows/zones shift after a candle closes; (2) use the Strategy Tester in visual mode; (3) check reviews on MQL5 Market. Standard MT4/MT5 indicators (RSI, MACD, MA) do not repaint. Indicators based on ZigZag, Fractals, or projected pivots repaint by design — they can be used, but with a clear understanding of this.

How many indicators should I use at the same time?

Maximum 3-4. The optimal combination: 1 trend indicator (MA, ADX, Ichimoku) + 1 momentum indicator (RSI, MACD, Stochastic) + 1 volatility indicator (ATR, Bollinger). Adding more indicators that answer the same question ("is the trend bullish?") adds no information — it adds noise and decision paralysis.

Do indicators work on cryptocurrencies?

Yes, but with adjustments. Crypto has much higher volatility than forex — use ATR with a larger multiplier (3-4× instead of 2×) for stop-losses. Bollinger Bands and Ichimoku work excellently on BTC and ETH on the daily. "Extreme" RSI (above 80 or below 20) is normal in crypto, not an automatic reversal zone. Smart Money Concepts works just as well on BTC/ETH as on forex — often more cleanly due to the absence of central bank intervention.

Which indicator is best for oil (WTI and Brent)?

Oil is strongly influenced by fundamentals (OPEC+, DOE inventories, geopolitics). The optimal technical combination: EMA 50 daily (major trend), ADX 14 (trend strength — below 20, avoid directional trades), MACD (timing), ATR (stop is very important — WTI can move $3-5 daily). Add the weekly events filter (EIA Crude Inventories report Wednesday 17:30 EET).

Are Smart Money Concepts (SMC) indicators better than classic indicators?

They are not "better" — they are different. Classic indicators (RSI, MACD) are mathematical formulas applied to price. SMC is a structural interpretation of institutional order flow. The best results come from combining both: SMC for context and zones (Order Blocks, FVG, Killzones) + classic indicators for precise timing (RSI divergence at an Order Block level).

Can I use indicators on a demo account before going live?

Yes, you must do this. A minimum of 2-3 months of demo testing with any new strategy, before risking real money. All MT4/MT5 brokers (XTB, Admiral Markets, IFC Markets, etc.) offer free demo accounts with conditions similar to a live account. Document every trade in a journal — wins, losses, the reason for entry, the reason for exit.

Is there a "holy grail" indicator — one that perfectly predicts the market?

No. Any promise of 90%+ win rate or a "holy grail" is a trap. No indicator can compensate for a lack of strategy, discipline, and risk management. The most profitable traders in the world use simple combinations of standard indicators plus ironclad discipline. Your "edge" comes from execution, not from the indicator.

Are there regulations in Moldova regarding trading with MetaTrader?

Yes. Comisia Națională a Pieței Financiare (CNPF) is the supervisory authority. In July 2025, through the Law amending certain normative acts (LP177/2025, published in the Official Gazette), restrictions were introduced on the aggressive distribution of leveraged derivative instruments to non-professional clients. Binary options are banned. CFDs remain legal, but their marketing is restricted. Always verify that your chosen broker is regulated by a trusted authority (FCA, CySEC, BaFin, ASIC).

Why does my indicator strategy that worked on demo fail on a live account?

The most common causes: (1) slippage — on a live account, the execution price differs from the displayed price, especially around news; (2) spread — on a live account, costs eat into the small profit per trade; (3) emotions — on demo you don't care, on a live account you close trades too early or hold them too long; (4) overfitting — the strategy was over-optimized for demo conditions. Solution: start with a small live account (50-100 EUR), 0.5% risk per trade rule, track 50 trades before scaling.

Ready to apply these indicators?

Start with a regulated MT4/MT5 broker, connect on a stable connection, and apply one or two indicators you have studied in this guide on a demo account. Document every trade in a journal for at least 50 operations before scaling up on a live account.

Free download: MetaTrader Indicators Checklist 2026 (PDF)

A ready-to-tick checklist of the essential MT4/MT5 indicators — recommended settings, scalping/swing combinations and installation steps. No spam.

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About this guide

Free download: MetaTrader Indicators Checklist 2026 (PDF)

Standard indicators in MetaTrader 4 and MetaTrader 5

Signals

Common mistakes

Signals

Common mistakes

Signals

Common mistakes

Signals

Common mistakes

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Common mistakes

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Common mistakes

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Common mistakes

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Common mistakes

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Common mistakes

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Common mistakes

Free download: MetaTrader Indicators Checklist 2026 (PDF)

How indicators work — theory nobody explains

The 4 major indicator families

Leading vs Lagging indicators

Indicators vs chart analysis (Price Action)

The concept of divergence (bullish/bearish, regular/hidden)

Multi-timeframe analysis (MTF) with indicators

Confluence — the secret of high-probability setups

Choosing indicators based on your trading style

Advanced and custom indicators — beyond the MetaTrader standard

Smart Money Concepts (SMC) — LuxAlgo

UT Bot Alerts

SuperTrend

HalfTrend

TTM Squeeze

Heikin Ashi

Renko Charts

QQE (Quantitative Qualitative Estimation)

Schaff Trend Cycle (STC)

VWAP (Volume Weighted Average Price)

Volume Profile / Market Profile

Cumulative Delta

Harmonic Pattern Indicators

Pivot Points / Camarilla

Murrey Math Lines

Currency Strength Meter

Sessions Indicator with Killzones

News on Chart (Forex Factory)

TDI (Traders Dynamic Index)

FX Boom

How to install a custom indicator in MetaTrader

1. Download the file

2. Open the Data Folder

3. Copy to MQL4/Indicators

4. Restart or Refresh

5. Drag onto the chart

6. Test on demo — check for repaint

Trusted sources

Frequently asked questions about MetaTrader indicators

Ready to apply these indicators?

Free download: MetaTrader Indicators Checklist 2026 (PDF)