: Files compiled on MetaTrader 4 builds after 600 use advanced encryption and optimization. This removes human-readable names and comments, making true "free" decompilers for these versions nearly non-existent.
Since the release of and later, MetaQuotes introduced advanced encryption and a new compilation method that makes modern EX4 files extremely difficult to reverse-engineer.
In the world of MetaTrader 4 (MT4), trading strategies are distributed in two primary file formats:
This is 100% legal but requires significant programming skill. Instead of converting EX4 to MQ4, you the logic.