75 Hard is described as '75 HARD is a self-improvement program designed to develop mental toughness and winning character traits over a 75-day period, featuring an app for tracking daily progress, setting reminders, and sharing achievements' and is a Fitness Tracker in the sport & health category. There are more than 25 alternatives to 75 Hard for a variety of platforms, including iPhone, Android, Web-based, iPad and Apple Watch apps. The best 75 Hard alternative is Kenko, which is both free and Open Source. Other great apps like 75 Hard are Steddy, Nike Training Club, SmartGym and Workout: Gym Workout Planner.