Apps Like PHX: Rise to the Challenge for iPhone and iPad
Ranked alternatives
Showing 21–40 of 1,000 ranked alternatives.




Omni Method
Omni Method LLC
Evaluate fitness with 16 tailored assessments
Track progress with 16 fitness assessments covering strength, power, muscular endurance, flexibility, and cardio. View comprehensive scores and compare rankings on a leaderboard. Set training goals and monitor improvements over time.






GIBBON Balance App
ID Sports GmbH
Train with guided challenges
Track and core strength with guided challenges and video tutorials. Set custom programs based on skill level. Earn COINS and collect Merit Badges. Log progress and view session history. Sync with GIBOARD and slackline equipment.


Uplift by Lindsey Harrod
Lindsey Harrod Fitness LLC
Track workouts, set goals, and log progress
Sign up for live classes led by . Access on-demand workouts anytime. Track progress with personalized coaching. Set fitness goals and receive motivational guidance. Sync with wearable devices to monitor activity and heart rate.



30 Day Ab Challenge App
Rumble Enterprise
Build core strength with daily workouts
Follow a 30-day ab training plan with daily workout routines. Track progress with built-in calendars and goal setting. Access guided exercises with video demonstrations. Monitor core strength and fat reduction metrics.




Mayhem Athlete - Fitness App
Rich Froning Fitness, LLC
Train with workouts and track progress
Track workouts, monitor progress, and set goals. Access exclusive training plans and nutrition guides. Sync with wearable devices and view performance analytics. Join community challenges and receive expert coaching tips.

Muscle Sisters
Muscle Sisters, LLC
Train with custom programs and track progress
Track workouts, set fitness goals, and follow personalized training programs. Access video workouts led by trainers, view progress charts, and adjust routines based on individual objectives.
How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.