Flexx. vs KMOI
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Flexx.
This app helps you monitor workouts, track progress, and achieve fitness goals with personalized plans and engaging challenges. It integrates with HealthKit for seamless data syncing and offers class scheduling.
- Workout tracking
- Personalized training plans
- Activity level milestones
- Fun challenges with rewards
- Class scheduling and booking
- HealthKit integration
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Elevate your fitness routine with the app! It's your all-in-one solution to easily monitor your workouts, track progress, and achieve your fitness goals with engaging insights and motivation. The app offers an array of features, including: Workout Tracking Seamlessly capture all your workout data from gym equipment or manually enter it for a complete record. Training Plans Optimize your workouts with personalized plans provided by your fitness facility or trainer. Activity Levels Stay motivated with encouraging milestones as you progress to higher levels. Fun Challenges Challenge yourself with time-based activities that reward you with kudos, activity points, and prizes. Schedules Manage and book classes with ease to keep yourself on track. And much more! The app integrates with HealthKit to help you save your workouts and contribute to your fitness goals and challenges. Have a comment or question about the app? Email our team directly at digitalsupport@egym.com.
KMOI
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Adaptive personalised running plans for everyone. Every week is a new workout plan that speeds up your progress in running. No couches needed, everything is already in your pocket. All features require a paid auto-renewable subscription (Monthly, 3-Month, or Yearly). Payment will be charged at confirmation of purchase. Subscription automatically renews at least 24-hours before the end of the current period. A 7‑day free trial is available for new subscribers! Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://golovitsyn.com/kmoi/privacy
Screenshots
Verdict
The clearest difference is in-app purchases: Flexx. at none against KMOI's 3. KMOI's advantage is update cadence (weekly vs every 9 months). On price, ads, device support and iOS requirement 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. KMOI sells 3 in-app purchases, starting at $8.99 per month. Flexx. asks for nothing beyond the download.
Flexx. ships an update every 9 months, KMOI weekly. The most recent releases landed on October 1, 2026 and September 29, 2026 respectively.
| Parameter | Flexx. | KMOI |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (5 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 5 — better | — |
| Update frequency | Every 9 months | Weekly — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 148 MB | 42 MB |
| Age rating | 12+ | 4+ |
| Developer | Flexx | Egor Golovitsyn |
In-app purchases
Flexx.
No in-app purchases
KMOI
- Basic (1 Month)7 Days trial$8.991 Month
- Basic (3 Months)7 Days trial$22.993 Months
- Basic (1 Year)7 Days trial$79.991 Year
