RepCheck is described as 'A strength training tracker with a full program builder — run built-in programs like 531, nSuns, and GZCLP, or build your own from scratch' and is an app in the sport & health category. There are more than 10 alternatives to RepCheck for a variety of platforms, including iPhone, Android, iPad, Web-based and Android Tablet apps. The best RepCheck alternative is Kenko, which is both free and Open Source. Other great apps like RepCheck are StrongLifts, Workout: Gym Workout Planner, JEFIT and Liftosaur.