Many sites offering "free" decompilers are traps for malware. For instance, common filenames like ex4-to-mq4-decompiler-5.0.1.exe have been flagged by Hybrid Analysis with high threat scores. Legal & Ethical Concerns:
If you are a programmer, you can technically convert an EX4 to a rudimentary MQ4 using a hex editor (like HxD) and the standard MQL4 libraries.
There are decompilation services (costing $50–$500+). Even then:
Years ago, decompiling was relatively easy. Early versions of MetaTrader 4 had weaker protection. There were widely available free decompilers (such as those created by a user named "PureBeam") that could reverse-engineer most EX4 files with a high degree of accuracy. If you find old forum posts referencing these, they are obsolete. They only work on very old builds of MT4 (builds prior to 600).
Many sites offering "free" decompilers are traps for malware. For instance, common filenames like ex4-to-mq4-decompiler-5.0.1.exe have been flagged by Hybrid Analysis with high threat scores. Legal & Ethical Concerns:
If you are a programmer, you can technically convert an EX4 to a rudimentary MQ4 using a hex editor (like HxD) and the standard MQL4 libraries. How To Convert Ex4 To Mq4 Free
There are decompilation services (costing $50–$500+). Even then: Many sites offering "free" decompilers are traps for malware
Years ago, decompiling was relatively easy. Early versions of MetaTrader 4 had weaker protection. There were widely available free decompilers (such as those created by a user named "PureBeam") that could reverse-engineer most EX4 files with a high degree of accuracy. If you find old forum posts referencing these, they are obsolete. They only work on very old builds of MT4 (builds prior to 600). There are decompilation services (costing $50–$500+)