Blog · mql5
Posts tagged "mql5"
MQL5 Wizard vs a Visual EA Builder: Which Should You Use?
The MQL5 Wizard builds a free MT5 EA from Standard Library modules. How its weighted signals work, where it runs out, and when a visual builder fits better.
4 min readBuilding an EA for Gold (XAUUSD): What Is Different
Gold is not a currency pair with a bigger price. Contract size, point value, spread and volatility change how a gold EA must size and place its stops.
4 min readHow to Convert an MT4 EA to MT5 (and Why Converters Fail)
An .ex4 will not run on MT5, and MQL4 is not a dialect of MQL5. What actually has to change, when a converter is enough, and what to do with no source code.
4 min readTrailing Stop EA for MT5: Logic, Code and Pitfalls
How an EA trailing stop works — activation, distance and step — with correct MQL5 code, how it differs from the terminal's own, and the errors to avoid.
4 min readFixing AI-Generated MQL5: The Compile Errors Models Make
The MetaEditor errors ChatGPT and Claude produce most often in MQL5 — what each message means, the MQL4 habit behind it, and the one-line fix.
5 min readConvert a TradingView Strategy to an MT5 Expert Advisor
Two ways to take a Pine Script strategy to MetaTrader 5 — a webhook bridge or a native rebuild — what each costs, and why results never match exactly.
4 min readIndicator to EA: Turn Any MT4/MT5 Indicator Into a Robot
Turn a built-in or custom indicator into an Expert Advisor without code — reading buffers, arrow indicators, the repainting trap, and what a converter can't do.
4 min readRSI Expert Advisor for MT5 and MT4: Build, Test, Export
Build an RSI EA without code — why "RSI below 30" is the wrong rule, entering on the turn instead, a trend filter, and making the levels inputs you can test.
4 min readEvery Tick vs Every Tick Based on Real Ticks in MT5
Every tick invents prices inside each minute; real ticks replays what your broker recorded. When the difference changes your result, and which to use.
4 min readHow to Make a Forex Robot for Free, From Scratch
Every tool you need to build, test and run a forex robot is free. The free route step by step, where free ends, and why phone robot-maker apps are a trap.
4 min readWhy Is My EA Not Trading? A 12-Point MT5 and MT4 Checklist
The EA is attached, the market is moving, and nothing happens. Twelve causes in the order worth checking, with the MT5 and MT4 error codes that name each one.
4 min readMoving Average Crossover EA for MT5 and MT4: Build It Free
Build a moving average crossover EA without code — detecting the cross correctly, one trade at a time, exits, a trend filter, and settings as inputs.
4 min readHow to Backtest an Expert Advisor in MT5, Step by Step
Every Strategy Tester setting that changes the result, the report numbers that matter, and the mistakes that make a backtest look better than it is.
5 min readfxDreema Alternative: When a Typed Graph Beats Blocks
fxDreema is a mature block builder for MT4 and MT5. Where a typed node graph with an AI assistant does better, where fxDreema is stronger, and how to choose.
5 min readCan ChatGPT Write an MT5 Expert Advisor? What Breaks
It can draft MQL5 that compiles — sometimes. The ways AI-written EAs fail, why each happens, and a workflow that catches them before real money does.
5 min readWhat Is an Expert Advisor (EA) in Forex Trading?
An Expert Advisor is a program that runs inside MetaTrader and trades by rules. How EAs work, what they can and can't do, and how to get or build one.
4 min readBest Expert Advisor Builders in 2026, Honestly Compared
fxDreema, EA Builder Pro, EA Studio, StrategyQuant X, the MQL5 Wizard, ChatGPT and TradeSmithy compared on what each builds, exports, tests and costs.
7 min readHow to build a MetaTrader Expert Advisor without writing MQL
A node graph is a program. Here is what each node type does, how the connections become code, and what you get when you press export.
4 min readMQL4 vs MQL5: what actually changes when you switch platform
MQL5 is not MQL4 with a bigger version number. Orders, indicators, buffer numbering and even argument order differ — and the worst differences compile cleanly.
4 min readHow to size a position from account balance, not a fixed lot
A hardcoded 0.1 lot means something different on every account. Here is how to read balance, tick value and the broker's own limits into the graph and size a trade from them.
6 min readHow to use your own custom indicator in an Expert Advisor
Wire a compiled .ex4 or .ex5 into a strategy through iCustom — what a definition needs, why the upload is required, and what a buyer receives.
6 min read