If you are looking for a way to convert for free, you have likely realized that EX4 files (compiled, machine-ready versions) cannot be edited or modified directly. To make changes to an Expert Advisor (EA) or indicator, you need the original MQ4 source code.
If you just want to use an indicator's data in another EA without seeing the code, use the iCustom() function in MQL4. Open the in MetaTrader 4. Identify which buffer holds the value you need. how to convert ex4 to mq4 free work
10–40 hours per EA. Success rate for modern EX4s: Under 5%. If you are looking for a way to
Instead of risky decompilers, consider these safer methods to achieve your goal: Can You Convert EX4 to MQ4? The Honest Truth (MT4 Guide) Open the in MetaTrader 4
For the sake of completeness, let us discuss the actual process of decompiling an EX4 to MQ4—not because it is recommended, but so you understand why “free” tools fail.