Its pro version of BusyBox v7.5.5. You can download its APK file and put to your phone then install. BusyBox v7.5.5 is Winner of best Utility Software award for Android via Handster. This is the ONLY Installer on the market that will allow you to remove Busybox (If supported on your phone). Pro version contains no ads or nag screens, uninstall feature, custom tune feature, the ability to hand pick the applets you want, safety check for missing applets on start, and better overall support. The pro version will receive more frequent updates than the free version will.

v7.5.5 update:
- Added better support for the initial checks that start at the beginning of the application
- Updated to improve error handling.

A must have for any rooted phone! Almost EVERY rooted applications needs BusyBox to perform their magic, if you have a rooted phone then you need BusyBox.

get BusyBox v7.5.5 Pro Version here