Miri Ai vs Flex
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Miri Ai
This app analyzes your nutrition and wellness data to provide personalized insights and recommendations. Track meals and other metrics against your goals to build healthy habits and achieve positive wellness outcomes.
- Nutrition tracking
- Wellness data analysis
- Behavioral insights
- Personalized recommendations
- Goal setting
- Habit building
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The Miri AI Wellness Companion lets you track your nutrition and other wellness data to receive behavioral insights and recommendations to make better informed decisions. You can track your meals and other data against your goals and watch as healthy nutrition streaks and manageable behavior changes turn into real life positive wellness outcomes.
Flex
This app transforms e-bike rides into progress, rewards, and positive environmental impact. Connect your Hyena Smart System e-bike to track rides, set goals, earn achievements, and plant trees with in-app currency.
- Track e-bike ride data
- Set goals and challenges
- Earn XP and achievements
- Plant trees with EcoGems
- 3D riding review replay
- Community ride sharing
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*Every ride changes something.* Flex turns every ride into progress, rewards, and real-world impact. Built exclusively for e-bikes powered by the Hyena Smart System. Flex connects your ride data with goals, challenges, achievements, rewards, and a global community, giving every ride more meaning. • Ride. Grow. Earn. Your e-bike already knows how you ride. Flex turns that data into progress you can see and build on. Track accurate ride data directly from your Hyena e-bike, set goals, take on challenges, earn XP, and unlock achievements as you ride. • Make every ride count. Whether you're commuting, exploring, or riding for fitness, every ride contributes to your journey. Build your streak, reach your goals, level up, and see how far you've come. • Turn riding into real impact. Earn EcoGems through your riding journey and use them to plant real trees. Your rides can go beyond personal progress and create something positive for the planet. • Make your rides worth remembering. Replay your journey with an immersive 3D Riding Review and see your ride from a whole new perspective. • Ride with the world. Share your rides with the Flex community, celebrate achievements, exchange likes and comments, and discover inspiring rides from riders around the world. Your ride is more than a trip from A to B. It's progress. It's achievement. It's something you can share. And it can make a difference. Ride. Grow. Earn. Give back. Please note: Flex is compatible only with e-bikes powered by the Hyena Smart System. Flex Privacy Policy: https://flex-support.hyena-ebike.com/Policy/Flex-Privacy-Policy.html Terms of Service: https://flex-support.hyena-ebike.com/Policy/Terms-of-Service.html
Screenshots
Verdict
The clearest difference is review sentiment: Miri Ai at 100% against Flex's 0%. Miri Ai also leads on rating (4.7 vs 3.0) and ratings volume (10 vs 2). On price, update cadence, ads and in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
Miri Ai holds the better App Store score, 4.7 against 3.0. That said, the two scores are not equally well evidenced: Miri Ai has 10 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 100% of Miri Ai's written reviews are positive against 0% of Flex's.
Miri Ai ships an update weekly, Flex every 10 days. The most recent releases landed on October 2, 2026 and October 24, 2026 respectively.
| Parameter | Miri Ai | Flex |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (10 ratings) — better | 3.0 (2 ratings) |
| Positive reviews | 100.0% of reviews — better | 0.0% of reviews |
| Number of ratings | 10 — better | 2 |
| Update frequency | Weekly — better | Every 10 days |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 15.1 — better | 17 |
| Further details — not scored | ||
| Size | 69 MB | 139 MB |
| Age rating | 12+ | 17+ |
| Developer | Miri Technologies, Inc | Hyena Inc |
Customer experience
Miri Ai
Flex
In-app purchases
Miri Ai
No in-app purchases
Flex
No in-app purchases
