This specific version (4.0.432) was a legendary tool released years ago by the Purebeam team. Its primary purpose was to reverse-engineer (compiled executables) back into MQ4 files (human-readable source code).
Many commercial EAs store strings (magic numbers, comments, API keys) encrypted. A decompiler without deobfuscation will show gibberish. ex4 to mq4 decompiler 40432 updated best
No decompiler is perfect. The “best” one would: This specific version (4