Apps Like OSIN for iPhone and iPad
OSIN screenshots
Ranked alternatives
Showing 281–300 of 1,000 ranked alternatives.


RB Fit
lvlup-app, Inc.
Train with a coach, plan workouts, track
Receive personalized coaching through one-on-one online sessions. Create customized workout plans based on fitness goals. Follow tailored diet and nutrition programs. Sync daily activity data from Apple Health.








TellurideFUEL
Tudor Training Systems, LLC
Track workouts and class schedules
Track daily fitness activities and body metrics including weight. Access over 2000 exercises with 3D demonstrations. View class schedules and gym hours. Create preset workouts or customize routines. Sync fitness data across devices.

Luuze - Trend Weight Tracker
Luuze, Inc.
Track and set goals
Track trends with daily weigh-ins to identify patterns. Convert scale data into a smoothed for accurate feedback. Set goals and receive motivational prompts to maintain consistency. Sync data across devices and view progress over time.



FitTracker - Calorie Counter
瀚卿 刘
Track nutrition, fast, and monitor wellness
Track daily nutrition with and macro logging. Monitor fasting intervals and hydration. Set health goals and receive progress updates. Sync data with Apple Health. View detailed meal and activity reports.



Activ5
Activbody, Inc.
Track progress and perform workouts anywhere
Perform isometric exercises for full-body strength training. Track progress with built-in sensors and workout logs. Receive personalized coaching and adjust intensity levels. Sync data across devices and set daily activity goals.
How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.