MQLLock is designed by Fx1.Net. Fx1 has been offering decompile prevention tools since 2008. MQLLock is our flagship product. ML effectively prevents your projects from being stolen. Fx1 also supports the well known protection tool Guardian.


You will not need any additional software to protect your software. You ship one ex4/dll file per project. Configuration can be changed using the Vendors panel. Changes to all your clients take effect in real time. Projects can be updated automatically and you can even stop them remotely, with just one click.

Premium Service

Lifetime updates, lifetime support, unlimited number of clients allowed, failover server scenario for emergency cases. The whole system is designed for extreme situations! Includes complementary features such as MLL. Created by professionals for professionals.