microfit.AI vs CALXTHENICS
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
microfit.AI
This app provides quick, desk-friendly exercises to combat sedentary lifestyles. It offers simple micro-workouts with animated guides and timers, designed to improve health and performance with minimal time commitment.
- Desk-friendly micro-exercises
- Animated GIFs for proper form
- Workout timers (1-minute or 3-minute)
- No equipment required
- Short, daily routines
- Focus on small, consistent steps
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Build consistency with a fitness plan that responds to the day you actually have. microfit.AI combines readiness, full workouts, micro-sessions, nutrition anchors, habits, and progress in one private, local-first app. ADAPTIVE DAILY PLAN Check in on energy, sleep, soreness, and stress. Microfit scores readiness and recommends the best match from a stable workout library. COMPLETE WORKOUT TRACKING Follow strength, conditioning, balance, and recovery plans with form cues and substitutions. Log sets, reps, load, rest, duration, and effort. USEFUL IN THREE MINUTES When the full plan does not fit, choose a timed Desk Reset, Energy Boost, or Calm Down session and keep the streak honest. PRIVATE COACHING On compatible iOS 26 devices, Apple’s Foundation Models generate grounded coaching on device. On every other supported device, a complete offline adaptive coach remains available. No prompt or fitness history is sent to a Microfit server. FUEL, HABITS, AND PROGRESS Track protein, fiber, plants, and water without calorie accounting. Build daily habits, earn XP and achievements, and review training history, volume, streaks, and next-step insights. LOCAL-FIRST BY DESIGN No account. No ads. No analytics. No tracking. No subscription. Your profile and fitness history stay on your device and can be deleted in the app at any time. Microfit provides general fitness and wellness guidance, not medical diagnosis or treatment.
CALXTHENICS
Access calisthenics programs from elite athletes and trainers. Improve body control, strength, and metabolism with bodyweight workouts. Achieve functional fitness and holistic health benefits.
- Programs from top calisthenics athletes
- Bodyweight workout routines
- Strength and power development
- Metabolism and mobility improvement
- Nutritional guidance
- Progress tracking
- Offline sync
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Featuring programs from the world's top Calisthenics athletes and trainers. • Adam Frater presents Project Shred (30 days), Cali Bulk (12 weeks), The Frater Diet, and Handstand Hero. • Max True, the muscle up Guinness record holder, presents True Endurance. Build muscular endurance for endless reps, strength and power. Are you ready to take on a new challenge? Are you ready to explore a more functional form of fitness through calisthenics and bodyweight workouts? Here's what you can expect from programs on the CALXTHENICS app. - Improve your body control and stability - Increase strength and power - Boost your metabolism - Open your body up with mobility - Learn to eat for your goals + Much more! Train to be a shredded and functional athlete! Say goodbye to ineffective workouts. Say goodbye to typical gym culture that tells you to lift heavy and pound supplements. It's time to start being proud of your body. It's time for pure confidence and peak performance. It's time to smash your plateau and set a new bar of personal success! By training with CALXTHENICS you will not only be thrilled with how you look in the mirror but this type of fitness will give you some incredible added benefits such as... - Rebalancing your hormones - Less stress/ better stress management - Enhanced sex drive/libido - Increased confidence - Deeper sense of fulfillment (through the release of dopamine) - Better cognitive function (you'll actually become smarter) - Better sleep - Better digestion - And overall more vitality and holistic health ++ New programs added monthly https://passion.io/terms-of-service https://passion.io/privacy-policy INFORMATION ABOUT THE APP AND PURCHASE OPTIONS The download of CALXTHENICS is free of charge. There is no free trial. Should you use CALXTHENICS app, we offer one of the following options: Payment will be charged to your credit card through your iTunes account after the trial period and when a subscription renews. A subscription renews automatically unless canceled at least 24 hours prior to the end of the subscription period. There is no increase in price when renewing. One Time Payments will only be charged one time initially. Subscriptions can be managed and auto-renewal turned off in Account Settings in iTunes after purchase. Once purchased, refunds will not be provided for any unused portion of the term. Readout full Terms of Service and our Privacy Policy: https://passion.io/terms-of/service https://passion.io/privacy-policy INFORMATION ABOUT THE APP AND PURCHASE OPTIONS By signing up, you will get access to subscription(s) that include features such as progress tracking, and offline sync. The download of CALXTHENICS is free of charge. Should you use CALXTHENICS app to access in-app content via available one-time purchase(s), a payment will be charged to your credit card once. Read our full Terms of Service and our Privacy Policy: https://passion.io/terms-of-service https://passion.io/privacy-policy
Screenshots
Verdict
The clearest difference is review sentiment: microfit.AI at 100% against CALXTHENICS's 38%. microfit.AI also leads on rating (4.6 vs 3.8) and in-app purchases (none vs 14). CALXTHENICS's advantage is ratings volume (96 vs 5). On price and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. CALXTHENICS sells 11 in-app purchases, starting at $14.99 per month. microfit.AI asks for nothing beyond the download.
microfit.AI holds the better App Store score, 4.6 against 3.8. That said, the two scores are not equally well evidenced: CALXTHENICS has 96 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 100% of microfit.AI's written reviews are positive against 38% of CALXTHENICS's.
microfit.AI ships an update weekly, CALXTHENICS every 6 weeks. The most recent releases landed on September 13, 2026 and September 22, 2026 respectively.
| Parameter | microfit.AI | CALXTHENICS |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (5 ratings) — better | 3.8 (96 ratings) |
| Positive reviews | 100.0% of reviews — better | 38.2% of reviews |
| Number of ratings | 5 | 96 — better |
| Update frequency | Weekly — better | Every 6 weeks |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 18.0 — better | 26.0 |
| Further details — not scored | ||
| Size | 3 MB | 90 MB |
| Age rating | 4+ | 17+ |
| Developer | DIGITAL SYNC, LLC, THE | Adam Frater |
Customer experience
microfit.AI
CALXTHENICS
Bugs and requests
microfit.AI
Not enough reviews yet to summarise bugs or requests.
CALXTHENICS
Reported bugs
19 issues- Login does not work
- Password reset does not work
- App crashes frequently
- Videos often don't work or glitch
- Workout programs disappear
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- Paid content becomes inaccessible
- App logs users out randomly
- Customer support links open incorrect apps
- Manage subscription button leads back to the front page
- Back button sometimes closes the app
- Instructional videos are too bandwidth heavy
- App glitches and doesn't load programs
- Workout progress is lost when app is minimized
- Payment processing fails
- App crashes when trying to access content
- Downloaded workouts require internet to open
- Content access denied after cancelling subscription
- App doesn't recognize users after reinstallation
- Subscription issues after purchase (e.g., lifetime subscription)
Requested features
16 requests- Update the app to be more modern and engaging
- Improve app stability and fix bugs
- Ensure login and password reset functions work correctly
- Provide better customer support with faster response times
- Make workout videos stream more efficiently
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- Allow access to paid content consistently
- Integrate with Apple Health
- Allow workouts to resume after being minimized
- Provide a clear and easy way to cancel subscriptions within the app
- Offer more consistent exercises for mastery in beginner sections
- Add Apple Watch support
- Improve the user interface and user experience
- Fix issues with videos glitching or not playing
- Ensure downloaded workouts are accessible offline
- Allow users to repeat workouts easily
- Offer a one-time payment option or clearer pricing structure
In-app purchases
microfit.AI
No in-app purchases
CALXTHENICS
- CALXTHENICS Full Access$14.991 Month
- CALXTHENICS Year Access$167.991 Year
- One Time Subscription$19.99
- Frater Fit Diet$20.00
- Project Shred Part II$25.00
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- One Time Subscription$47.99
- One Time Subscription$59.99
- Project Shred$64.99
- One Time Subscription4 variants$64.99
- One Time Subscription$72.00
- Slope Strong$97.00
Questions
Is microfit.AI free?
Is CALXTHENICS free?
Which has better reviews, microfit.AI or CALXTHENICS?
Do microfit.AI or CALXTHENICS have ads?
Which is updated more often, microfit.AI or CALXTHENICS?
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