StallFix: AI Gym Coach
Train smarter, keep growing
Only for iPhone
Free · In‑App Purchases · Designed for iPhone. Not verified for macOS.
iPhone
Stop guessing why your lifts stall. StallFix's AI finds your sticking points and hands you the exact plan to break through, with mesocycles, coaching & progress tracking.
Break through your plateau. Keep making gains.
Every lifter stalls. StallFix is the AI training partner built to get you unstuck — it spots exactly where your progress has stalled and gives you a concrete plan to push past it.
Log your workouts in seconds (by hand or your voice), and let the AI turn your real data into smarter training, mesocycles and nutrition — in six languages, all on your iPhone.
WHY STALLFIX
• Stall Radar — see which lifts and muscle groups have stalled, and get an AI "unstick" protocol to fix them
• AI training plans & mesocycles built around your goal, level and equipment
• Voice logging — record a set just by speaking
• Recovery map — know which muscles are ready to train hard again
• Photo physique analysis — AI feedback on your progress pictures
• Digital Twin — simulate your strength 8 weeks ahead
• AI Coach — chat with a coach that knows your training history
• Full analytics, records, body-weight and measurement tracking
• Apple Health: import sleep & HRV for a smarter readiness score
• Cycle-synced training option
• Use it as a guest — no account required to start
PLANS
• Free — log workouts, track progress, Stall Radar dashboard and core AI
• Pro — AI unstick protocols, AI plans, photo analysis and advanced analytics
• Elite ("AI Coach") — everything in Pro plus the AI Coach chat and Digital Twin simulator
StallFix is your gym notebook, analytics dashboard and AI coach in one — designed to keep you progressing when you'd normally get stuck.
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Subscriptions
StallFix Pro and StallFix Elite are monthly or yearly auto-renewing subscriptions (e.g. Pro €5.99/month or €49.99/year; Elite €11.99/month or €99.99/year, or the local equivalent). Payment is charged to your Apple ID at confirmation of purchase. Your subscription renews automatically unless cancelled at least 24 hours before the end of the current period. Manage or cancel anytime in your App Store account settings.
Terms of Use: https://stallfix.app/terms
Privacy Policy: https://stallfix.app/privacy
Not medical advice. AI suggestions are for informational purposes only — consult a qualified professional before starting any training or nutrition program.
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
The developer, Andrea Nardelli, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Collected
The developer does not collect any data from this app.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Andrea Nardelli
- Size
- 48.1 MB
- Category
- Sports
- Compatibility
Requires iOS 15.1 or later.
- iPhone
Requires iOS 15.1 or later. - iPod touch
Requires iOS 15.1 or later. - Mac
Requires macOS 12.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
English and 5 more
- English, French, German, Italian, Portuguese, Spanish
- Age Rating
13+
- 13+
- Infrequent
Medical Treatment information
Contains
User-Generated Content
Health or Wellness Topics
- In-App Purchases
Yes
- StallFix Elite Yearly $89.99
- StallFix Elite Monthly $11.99
- StallFix Pro Yearly $44.99
- StallFix Pro Monthly $4.99
- Copyright
- © 2026 Andrea Nardelli