SimFit vs PROTOGEN Band
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SimFit
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SimFit is a fitness app that combines game mechanics and AI to consistently motivate and engage you on your fitness journey. SimFit will immerse you in the world of virtual games and esports by using real-time exercise stats provided by your paired fitness watch to drive character performance and gameplay. In other words, the more effort you put into your workout, the better your character will perform in the gameplay! Features: Real-time, Exercise-driven game experience: Feel the thrill as your exercise powers an immersive real-time game experience! The more effort you exert during your workout, the better your character performs in the gameplay. Compete solo or challenge friends in multiplayer mode. Our personalized Game AI adapts to your fitness level, providing the perfect blend of competition and motivation. Games library: SimFit offers a library of games to choose from, ensuring each time you exercise is an exciting adventure. Fitness watch compatibility: SimFit seamlessly integrates with your Apple Watch so we can use your accurate exercise data in real-time for precise gameplay.
PROTOGEN Band
Transform your health and fitness into an engaging game. Connect your wearable to track sleep, activity, and recovery through daily quests and motivational companions. Progress is tracked via Apple Health for a fun, gamified wellness journey.
- Gamified health routine
- Wearable device connection
- Sleep, Activity, and Recovery goals
- Daily quests
- Companion system for motivation
- Apple Health integration
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Your health routine, turned into a game. Because knowing what to do is not enough, PROTOGENBand is built for actually doing it. Connect the wearable you already have and play. Sleep, Activity and Recovery: three goals, daily quests, and companions who give you a reason to show up tomorrow and track your progress with Apple Health. PROTOGENBand is for informational wellness use only. Not medical advice, diagnosis or treatment. Progress and rankings are for motivation and are not clinically validated health assessments. Consult a qualified healthcare professional about medical concerns.
Screenshots
Verdict
The clearest difference is update cadence: PROTOGEN Band at every 3 days against SimFit's every 5 months. SimFit's advantage is device support (4 vs 2) and iOS requirement (13.0 vs 15.0). On price, 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.
SimFit ships an update every 5 months, PROTOGEN Band every 3 days. The most recent releases landed on October 3, 2026 and October 9, 2026 respectively.
| Parameter | SimFit | PROTOGEN Band |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 1 — better |
| Update frequency | Every 5 months | Every 3 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod, Apple Watch — better | iPhone, iPod |
| Requires iOS | 13.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 532 MB | 43 MB |
| Age rating | 4+ | 17+ |
| Developer | SimFit Inc | Protogen, Inc |
In-app purchases
SimFit
No in-app purchases
PROTOGEN Band
No in-app purchases









