Hire a freelancer on MQL5 Jobs to rewrite the code based on the description of the EX4 program. Legal and Ethical Considerations
The best way to "convert" is to never lose your source code:
Point it to the EX4 file. Set an output folder for the .mq4 file.
This is the compiled version of the MQL4 file. MetaTrader 4 converts MQL4 to EX4 automatically when you compile it. EX4 files are designed for the machine to read, not humans. how to convert ex4 file to mql4
For developers distributing their work, the existence of decompilers is a real concern. Here are best practices to protect your intellectual property:
They can often rebuild a similar or improved version from scratch (clean room design) without decompiling.
Before committing to a paid, compiled EA, search for open-source versions: Hire a freelancer on MQL5 Jobs to rewrite
If you purchased the indicator or EA, the best approach is to contact the developer directly and request the MQL4 file. Some developers may provide it if you explain your need for customization, perhaps for a fee or under a non-disclosure agreement. B. Use Alternative Open-Source Indicators
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If you search for "EX4 to MQL4 converter" online, you will find dozens of websites offering automated conversion services or downloadable software. Proceed with extreme caution: This is the compiled version of the MQL4 file
or right-click the "Navigator" window and select "Refresh". Your tool will now appear and be ready to use. 5. Summary and Best Practices Possibility Risk Level Convert EX4 to MQL4 Virtually Impossible (Accurately) High (Scams) Decompile via online tool Produces broken code High (Malware) Ask Vendor for Source Rewrite Logic Low (Costly)
This is highly technical work. These services charge significant fees (often hundreds of dollars per file) and usually require proof that you own the rights to the code before they assist you. Method B: Rewriting the Logic from Scratch (Recommended)
Run the EX4 file on the MT4 Strategy Tester in visual mode. Note exactly when it opens buys, opens sells, modifies stop losses, or closes trades.