Calculations & Plots
Calculations are rebuilt in MQL4; the visuals are drawn with the indicator buffers, drawing styles and chart objects MT4 offers. Any visual differences are agreed in advance.
TradingView → MT4 Conversion
Convert TradingView Indicators & Strategies to MT4
We rewrite Pine Script indicators and strategies in MQL4 for MetaTrader 4 — starting from how the original script behaves, not from its syntax, and checking the result against criteria agreed with you.
TradingView Indicator to MT4TradingView Strategy to MT4 EAPine Script to MQL4Rewritten by Hand
3,000+ Projects Delivered
Fixed Scope & Price Before Work
.mq4 Source Code & .ex4 File
Checked Against Agreed Criteria
Pine ScriptMQL4
ta.ema(close, 21)iMA(NULL, 0, 21, 0, MODE_EMA, PRICE_CLOSE, i)plot(ema)SetIndexBuffer(0, EmaBuffer)request.security(…, "60", …)iMA(NULL, PERIOD_H1, 21, …, shift)strategy.entry("L", strategy.long)OrderSend(Symbol(), OP_BUY, lots, Ask, …)Same logic, rebuilt for MetaTrader 4
Overview
What TradingView to MT4 Conversion Means
TradingView to MT4 conversion means rewriting a Pine Script indicator or strategy in MQL4 so that it runs natively in MetaTrader 4: an indicator becomes an MT4 custom indicator, and a strategy becomes an Expert Advisor that places real orders. Pine Script and MQL4 handle bars, data from other timeframes and orders differently, so the logic has to be understood and rebuilt — not translated line by line.
- From
- Pine Script on TradingView
- To
- MQL4 on MetaTrader 4
- Indicator
- MT4 custom indicator
- Strategy
- MT4 Expert Advisor (EA)
- You receive
- .mq4 source code and compiled .ex4
- Method
- Rewritten by hand, no automatic converters
Indicators
Convert a TradingView Indicator to MT4
Converting a TradingView indicator to MT4 means recreating its calculations and everything it shows on the chart. We convert standard, custom and pattern-based indicators, as well as indicators that combine several calculations.
Data From Other Timeframes
Higher-timeframe values are recreated with the same update behaviour as the original — from the forming bar or from confirmed bars only.
Alerts & Notifications
Alert conditions become MT4 pop-up alerts, with push or email notifications where needed.
Lines, Labels & Tables
Drawings, labels, boxes and tables are recreated as MT4 chart objects and on-chart panels.
Inputs
Script inputs become MT4 input parameters, agreed with you before work starts.
Improvements on Request
New settings or functions can be added, several indicators combined into one, or the indicator turned into an Expert Advisor.
Strategies
Convert a TradingView Strategy to an MT4 Expert Advisor (EA)
A Pine Script strategy simulates trades on the chart; an MT4 Expert Advisor places real orders through your broker. Converting a TradingView strategy to an MT4 EA keeps the strategy’s rules and adds the order handling that live trading needs.
Entries & Exits
Entry, exit and close rules are rebuilt as MQL4 order and position management — including reversals on an opposite signal, pyramiding limits, partial exits and exits tied to specific entries, which Pine’s strategy functions handle on their own.
Position Sizing & Risk
Fixed lots, risk-based sizing and limits on position count are set up as you define them.
Stops & Targets
Stop-loss and take-profit, with trailing stop and breakeven where required.
Orders & Tickets
MT4 handles every trade as a separate order ticket; the EA tracks its own trades by its magic number.
Order Execution
Market and pending orders, slippage, your broker’s minimum stop distance and symbol settings are taken into account.
Filters & Conditions
Trading sessions and days, time limits and other filters can be added to the original rules.
MT4 backtest results will not match TradingView exactly: the two platforms use different price data, spreads and order-fill modelling. We check that entries, exits and signals follow the same rules.
Platform differences
Pine Script to MQL4: What Changes and How We Handle It
TradingView and MetaTrader 4 run scripts in different ways. These are the differences that decide whether a converted script behaves like the original — and what we do about each of them.
Price data
The data source selected in TradingView
Your broker’s prices, which can differ slightly
We take the data difference into account and agree with you how closely values must match.
History and live bars
Some functions recalculate as a bar forms and can repaint
An indicator recalculates on every new tick
We establish whether a signal appears inside the bar or after it closes, and keep that behaviour unless you want it changed.
Higher-timeframe data
Can use the current, still-forming higher-timeframe bar or only confirmed values
Loaded separately and aligned to the chart’s bars
We find out which the original uses and keep it — or switch to confirmed values if you prefer. We also check the original for future-data leakage and agree any corrections before conversion.
Strategy trades
The strategy simulates fills on the chart
An EA sends real orders through your broker
We build order handling around MT4 order tickets and agree sizing, stops and targets with you.
Visual elements
Tables, labels, boxes and fills
Chart objects and on-chart panels
We recreate them with MT4 objects; the look can differ slightly, the information stays the same.
Alerts
Set up in the TradingView interface
Generated by the indicator or EA itself
Alert conditions are built into the MT4 version, with pop-up, push or email notifications.
What may not carry over one to one
Some things depend on the platform itself: data available only on TradingView, such as symbols your broker doesn’t offer in MT4; volume, which depends on what your broker provides; the settings of TradingView’s Strategy Tester; and MT4’s own Strategy Tester, which tests one symbol at a time. We point these out before work starts and agree the closest MT4 equivalent with you.
Why manual
Manual vs. Automatic Conversion
A converter or an AI pass can produce MQL4 code quickly. The risk is not the tool but an unchecked result: code can compile and still behave differently from the original, because the two platforms treat bars, history and orders differently. We start from how the original script behaves and rebuild that behaviour in MQL4.
| Automatic conversion | Manual conversion at Nordman Algorithms | |
|---|---|---|
| Starting point | Often the syntax, statement by statement | How the original script behaves |
| Platform differences | Often found later, if at all | Identified before work starts and agreed with you |
| Strategies | Simulated fills may be carried over as they are | Order handling built around MT4 order tickets |
Where unchecked conversions usually go wrong
- Signals shifted by one barPine refers back from the current bar, while MQL4 arrays and buffers can be indexed in either direction; a missed offset moves every signal by a bar.
- A backtest that looks too goodA higher-timeframe bar’s final value shows up on earlier historical bars, before that bar actually closed — the backtest looks great and can’t be traded live.
- Signals that change after the factValues calculated on the forming bar look stable on history but repaint in real time.
- Empty values in the wrong placePine’s missing values copied as zero, or MetaTrader’s empty value treated as a price, break plots and conditions.
- Trades at the wrong momentWhen a signal is calculated, when the order is sent and when it fills depend on the order type and settings on each platform; transferred wrongly, they shift entries and exits.
- Stops rejected by the brokerMT4 brokers set a minimum stop distance; a stop placed closer, as Pine allows, is rejected when the order is sent.
Have a TradingView script you want in MT4?
Send it to us — we review it and give you a fixed price and timeline before work starts.
Checking the result
How We Check the Converted Script
We run the original on TradingView and the converted version in MetaTrader 4 on the same instrument and timeframe, with matching trading sessions and bar timestamps, and compare them against acceptance criteria agreed with you:
- Calculated values on selected bars
- Signal timing — on which bar a signal appears, inside the bar or after it closes
- Entry and exit conditions for strategies
- Agreed deviations — differences accepted in advance, such as visual layout or broker-specific execution
If something doesn’t match, we find the cause — price data, platform behaviour or the code — and check the result against the agreed specification.
What you receive
- .mq4 — full MQL4 source code
- .ex4 — compiled file, ready to use in MetaTrader 4; we help with installation if you need it
- Settings agreed with you before work starts
- Fixes for bugs and differences from the agreed specification after delivery
Process
How a TradingView to MT4 Conversion Works
Send the Pine Script
Share the source code or the script’s TradingView link, a short description and screenshots of how it should look and behave.
You sendScript + descriptionReview and fixed quote
We analyse the script, point out anything that works differently in MT4, and agree settings, acceptance criteria, price and timeline.
You getFixed price + criteriaRewrite in MQL4
The indicator or strategy is rebuilt in MQL4, including any extra features you asked for.
We buildThe MT4 versionCheck against the criteria
The MT4 version is checked against the acceptance criteria agreed in step 2.
We checkValues, signals, tradesDelivery and support
Bugs and differences from the agreed specification are fixed after delivery.
You get.mq4 + .ex4
Scope
What Affects the Price and Timeline
Every script is reviewed before we quote. These are the main factors.
Size of the Script
How much logic the script contains and how many calculations depend on each other.
Other Timeframes & Symbols
Data the script requests from other timeframes or instruments.
Visual Elements
Drawings, labels, boxes and tables that need MT4 chart objects or panels.
Strategy Rules
For strategies: entries, exits, position sizing and trade management.
Extra Features
Settings, filters or functions you want beyond the original script.
Protected or Invite-Only Scripts
Without the source code, recreating the script from your rules and examples is assessed separately; an exact match can’t be promised in advance.
Alternative
Alternative to Full Conversion: Execute TradingView Alerts in MT4
If your strategy already works on TradingView and you only need its signals executed in MetaTrader 4, you may not need a conversion at all.
TradingViewYour strategy or indicator fires an alert
Trade copierThe alert is received and turned into an order
MetaTrader 4The order is placed in your MT4 account
TradingView to MT4 Trade Copier
Executes TradingView alerts in your MetaTrader 4 account. Your strategy keeps running on TradingView.
- Alerts from a Pine Script strategy, an indicator, or set by hand
- No conversion of your script needed
- Included in the All-Access Subscription, with a 5-day free trial
Choose a conversion if
- you want the strategy to run inside MT4 on its own
- you want to change or extend the logic in MQL4
- you don’t want to depend on TradingView alerts
Choose the trade copier if
- your strategy already works well on TradingView
- you want to start executing in MT4 without development
- you keep developing your strategy in Pine Script
★★★★★
"Alexei did an outstanding job in converting my cBot to an MT4 EA and his communication was brilliant, highly recommend him to anyone."
★★★★★
"I have send different EA to developers for over 10 years. This is the first time i have used Nordman Algorithms to develop a new EA, they have done a great job. They were able to create an EA with an indicator without MQL4 source code which most EA developers could not do."
★★★★★
"I approached Nordman Algorithms to develop an MT4 Expert Advisor, and Alexei was my main point of contact throughout the process. After sharing my strategy, he took the time to study it thoroughly and asked insightful, detailed questions to fully grasp every nuance. His attention to detail is remarkable. …"
FAQ
TradingView to MT4 Conversion — Common Questions
Most TradingView indicators can be rebuilt in MQL4. Some TradingView-specific features — certain drawing styles, tables or data available only on TradingView — need an MT4 equivalent. We tell you about any such differences before work starts.
Yes. The strategy’s entry and exit rules are rebuilt as an Expert Advisor that places real orders in MetaTrader 4, with position sizing, stop-loss, take-profit and any extra trade management agreed with you.
Not always exactly. TradingView and your MT4 broker use different price data, and some elements work differently on the two platforms. How closely values must match is agreed before work starts, and any difference is traced to its cause.
Not exactly. The two platforms use different price data, spreads and order-fill modelling, so profit figures differ. What we check is that entries and exits follow the agreed rules.
A link to a protected or invite-only script doesn’t give access to its source code. Without the source, we can assess recreating the script from the rules, screenshots and example values you provide — but an exact match with the original can’t be promised in advance.
No. Our developers write the MQL4 version themselves, based on how the original script behaves.
Convert to the platform your broker or prop firm provides — we convert TradingView scripts to both. If you trade on MetaTrader 5, see our TradingView to MT5 conversion page.
One package with the MQL4 source code (.mq4) and the compiled file (.ex4). The settings are agreed with you before work starts.
It depends on the size of the script, data from other timeframes, visual elements and, for strategies, the order logic. After reviewing your Pine Script we give you a fixed price and an estimated timeline before work starts.
Send Your Pine Script for a Quote
Share the script or its TradingView link and a short description of what it should do in MetaTrader 4. We will review it and give you a fixed price and timeline before work starts.
Free Technical Assessment
Fixed Price Before Work
Source Code Ownership