HomeAppsProductivity30 Days ChallengeApps like 30 Days Challenge Here are some great alternatives to 30 Days Challenge by Terry Young Studio : 75 Days Medium Challenge ★4.2 30 Days Plank Challenge ★4.6 Soft Challenge ★4.6 30 Day Fitness Challenge ★4.8 30 Day Fitness Challenge Pro ★4.6 30 Day Fitness App ★4.1 75 Days Hard Challenge Tracker ★4.3 Squad: Habit Accountability ★4.2 30 Day Ab Challenge - Amazing ★4.3 30 Days Squat Challenge ★4.6 30 Day Home Workouts ★4.6 75 Days Challenge ★3.9 Tracker For 75 Days Soft ★4.0 90 Day Challenge ★4.5 30 Day Fitness Challenge ★4.8 Higher Goals: Inspiring Habits ★3.9