FitTwin
Roko Peros Health & Fitness iPhoneiPadiPod touch
FitTwin is a free Health & Fitness app for iPhone and iPad by Roko Peros. Rated 5.0/5 from 3 ratings. Requires iOS 15.0. Updated July 18, 2026.
- Rating
- 5.0
- 3 ratings
- Price
- Free
- on the App Store
- Size
- 74 MB
- Age 17+
- Updated
- Jul 18
- 2026 · v1.0.12
Screenshots
About FitTwin
YOUR FITNESS ACCOUNTABILITY PARTNER Never workout alone again! FitTwin pairs you with a fitness twin so you actually stick with it. Match with real partners who share your goals, or tackle challenges in solo mode. Build streaks, earn badges, and level up your fitness game with accountability that actually sticks. KEY FEATURES TWIN MATCHING • Get matched with compatible partners based on goals, fitness level, and schedule • Challenge friends directly from your crew • Or choose solo mode with a virtual companion for motivation • New twin for each challenge keeps things fresh CHALLENGE VARIETY • Challenges from 3-30 days: - 7-Day Step Master (10,000 steps daily) - 5-Day Strength Builder (3 workouts) - 14-Day Runner Challenge (18 miles total) - 3-Day Walking Challenge (8,000 steps daily) - 5-Day Mindful Moments (meditation) - And many more! • Beginner to Advanced difficulty levels SEAMLESS TRACKING • Apple Health integration syncs steps, workouts, water, meditation • Pre-populate your check-ins from daily activity • Manual entry always available • Real-time progress updates keep you motivated STAY CONNECTED • Chat with your twin partner throughout challenges • Send motivational boosts when they check in • Celebrate wins together • Daily reminders keep you both on track GAMIFICATION & REWARDS • Build challenge streaks by completing back-to-back challenges • Earn badges for milestones (First Challenge, 7-Day Streak, 10 Challenges, etc.) • Compete on global and crew leaderboards • League system: Bronze → Silver → Gold → Platinum → Elite • Points for every completed challenge CREW FEATURES • Add friends to your fitness crew • View crew leaderboards (monthly & all-time) • See who's crushing their challenges • Challenge specific crew members to workout together • Build a supportive fitness community PREMIUM FEATURES • Take on multiple active challenges at once (vs 1 for free) • Access to premium-only challenges, longer and tougher challenges • Schedule challenge start times • Priority matching for faster connections • Unlimited solo challenges per month • Advanced analytics & data export • All 4 AI personalities (Zoomie, Flex, Flow, Ziggy) YOUR DATA, YOUR CONTROL • Health data stays secure - we never sell it • Choose exactly what you share with your twin • Delete your account and data anytime • Safe, supportive community WHY FITTWIN WORKS Research proves accountability is the #1 factor in fitness success. FitTwin delivers that through: - Real commitment with a partner (human or virtual) - Check-in requirements you can't skip - Gamification that makes fitness fun - Streaks that build unbreakable habits - Community support when motivation dips Whether you're taking your first steps or training for a marathon, FitTwin adapts to your level and keeps you motivated every single day. REQUIREMENTS • iOS 14.0 or later • Apple Health integration (optional but recommended) • Internet connection for matching and chat Terms of Use: https://fittwin.app/terms Privacy Policy: https://fittwin.app/privacy Build your first challenge streak today - download FitTwin and find your accountability twin!
What’s new
Version 1.0.12 · Updated July 18, 2026
-Minor version and security updates
App privacy
The developer, Roko Peros, reported these privacy practices to Apple.
Data Linked to You
The following data, which may be collected and linked to your identity, may be used for the following purposes:
- Health & Fitness: Health, Fitness
- Contact Info: Email Address, Name
- User Content: Photos or Videos, Other User Content
- Identifiers: User ID, Device ID
- Usage Data: Product Interaction
- Diagnostics: Crash Data
Used for: Analytics, Product Personalization, App Functionality
Data Not Linked to You
The following data, which may be collected but is not linked to your identity, may be used for the following purposes:
- Contact Info: Email Address
Used for: Developer’s Advertising or Marketing
Alternatives to FitTwin
Looking for apps like FitTwin? Here are 6 similar apps on the App Store. The highest rated is Sporadic: Fitness Challenges (5.0/5), and all 6 are free to download.
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ChallengeCircle
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Sporadic: Fitness Challenges
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| App | Rating | Price | Last updated | Compare |
|---|---|---|---|---|
| FitTwin | 5.0 / 5 (3 ratings) | Free | July 18, 2026 | |
| ChallengeCircle | – | Free | Sep 14, 2026 | Compare |
| RePS Study | 1.8 / 5 (12) | Free | Dec 16, 2024 | Compare |
| Sporadic: Fitness Challenges | 5.0 / 5 (19) | Free | Oct 13, 2026 | Compare |
| Greenspace - Triangle | 4.0 / 5 (2) | Free | Apr 16, 2024 | Compare |
| Kettlebell Transformation | 4.8 / 5 (142) | Free | Sep 12, 2026 | Compare |
| Weight Loss Buddy: AI Coach | 4.5 / 5 (55) | Free | Oct 13, 2026 | Compare |
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