Praxis Motion Lab vs Momentum Exercise Tracker
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
Praxis Motion Lab
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Praxis turns any phone video of a movement into a structured biomechanics report โ no wearables, no markers, no lab. Film a squat, deadlift, jump, sprint, or sport skill. Praxis reads the movement from the video and returns a clear breakdown: what's working, what to fix, and why โ in language matched to who you are. WHAT PRAXIS MEASURES โข Joint angles and range of motion through the full movement โข Rep timing, tempo, and velocity โข Left/right symmetry and compensation patterns โข Jump metrics โ flight time, contact time, reactive strength โข Sprint and change-of-direction mechanics โข Coaching that ties each cue to the data behind it BUILT FOR HOW YOU TRAIN โข Athlete โ performance-focused cues and programming direction โข Coach โ per-athlete profiles and roster-ready summaries โข Clinician โ structured, terminology-aware movement observations โข Everyday โ plain-language guidance to move and train better HOW IT WORKS 1. Record or upload a video (single phone is all you need). 2. Praxis extracts pose and computes the metrics on-device. 3. You get an instant, readable report with prioritized coaching. Optional two-phone capture adds a second angle over your local network for a fuller 3D picture. LiDAR and high-frame-rate capture are supported on compatible devices. PRIVACY Your videos are processed to produce your analysis. You control what's saved, and you can delete your account and associated data at any time from Profile. Praxis does not use your data for advertising or tracking. IMPORTANT Praxis is an educational movement-analysis and coaching tool. It is NOT a medical device. It does not diagnose, treat, or prevent any condition and is not a substitute for professional medical, physical-therapy, or clinical advice. Always consult a qualified professional for any pain, injury, post-surgical, or return-to-play decision. Use Praxis as one input among many in your training, coaching, or clinical decision-making. Praxis offers optional subscriptions and analysis credits. Full features are described in-app before any purchase. Terms of Use (EULA): https://praxisapp.fit/terms Privacy Policy: https://praxisapp.fit/privacy
Momentum Exercise Tracker
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Build momentum in the gym and beyond. Momentum is the all-in-one workout logger and coaching platform for serious athletes and fitness professionals. Whether you're chasing personal strength goals or managing a full client roster, Momentum gives you precision tools that make training simpler โ not more complicated. FOR ATHLETES & LIFTERS โข Seamless logging โ track weights, reps, sets, distance, time, and calories during live sessions, with rest timers and your last performance always in view โข Level-up avatar โ build your own avatar and watch it grow stronger as your lifetime volume climbs from Rookie to Legend โข Extensive exercise library โ hundreds of movements with target muscle groups and equipment, plus custom exercises you can create on the fly โข Progress analytics โ clean charts for volume trends, consistency streaks, benchmark lifts, and estimated 1-rep max โข Health metrics โ log body weight, resting heart rate, and blood pressure over time FOR TRAINERS & COACHES โข Client management โ assign workouts, review client logs, and monitor performance in one centralized hub โข Simple invites โ connect with clients using one-time invite codes; clients stay in control of their own data โข Flexible roster โ scale from a few core clients to a full coaching business โข Train and coach โ switch between Athlete Mode and Coach Mode anytime without losing your own training history FOR TRAINING PARTNERS & FRIENDS โข Groups โ team up for shared workouts and friendly accountability โข Discover โ find people to follow and save community workouts to your own library One account works everywhere โ log on your phone at the gym, program for clients from the web at home. Take control of your fitness journey today. Download Momentum and elevate your training.
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Verdict
The clearest difference is in-app purchases: Momentum Exercise Tracker at none against Praxis Motion Lab's 7. Momentum Exercise Tracker also leads on update cadence (every 4 days vs monthly) and iOS requirement (15.1 vs 18.6). On price, ads and device support there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Praxis Motion Lab sells 7 in-app purchases, starting at $9.99 per month. Momentum Exercise Tracker asks for nothing beyond the download.
Praxis Motion Lab ships an update monthly, Momentum Exercise Tracker every 4 days. The most recent releases landed on October 6, 2026 and October 14, 2026 respectively.
| Parameter | Praxis Motion Lab | Momentum Exercise Tracker |
|---|---|---|
| Price | Free | Free |
| Update frequency | Monthly | Every 4 days โ better |
| Ads | No | No |
| In-app purchases | Yes | No โ better |
| Devices | iPhone | iPhone, iPod โ better |
| Requires iOS | 18.6 | 15.1 โ better |
| Further details โ not scored | ||
| Size | 63 MB | 33 MB |
| Age rating | 4+ | 12+ |
| Developer | Miyamoto Process & Performance Consulting OU | Curtis Schatza |
In-app purchases
Praxis Motion Lab
- Praxis Pro (Monthly)$9.991 Month
- Praxis Clinical (Monthly)$59.991 Month
- Praxis Pro (Annual)$99.991 Year
- 20 Analysis Credits$4.99
- 60 Analysis Credits$12.99
- 150 Analysis Credits$27.99
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- 400 Analysis Credits$59.99
Momentum Exercise Tracker
No in-app purchases
Questions
Is Praxis Motion Lab free?
Is Momentum Exercise Tracker free?
Do Praxis Motion Lab or Momentum Exercise Tracker have ads?
Which is updated more often, Praxis Motion Lab or Momentum Exercise Tracker?
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