
Delts
One red button runs your workout — with an AI coach
About Delts
Delts is an innovative iPhone-based gym tracker designed for fitness enthusiasts seeking a streamlined workout experience. Its core feature is a single red button that, when pressed, initiates your workout session, allowing you to effortlessly log sets, reps, and RPE (Rate of Perceived Exertion). Once finished, your session is automatically timed, saved to your history, and calorie burn is estimated, making workout tracking simple and efficient. What sets Delts apart is its AI Coach, which analyzes your real workout data, progress, and goals. It can interpret photos of equipment, meals, or your form, providing personalized insights and guidance. Entirely built by an ACE Certified Personal Trainer, Delts offers a privacy-focused experience with all local features free forever, while AI-powered analysis is available as a premium feature. Its open-source nature and solo development make it a transparent and user-centric fitness app, ideal for those who want an easy-to-use yet intelligent workout companion.
Screenshots


Pros
- ✓Simple, one-button interface for quick workout logging
- ✓Automatic session timing and calorie estimation
- ✓AI Coach provides personalized insights and form analysis
- ✓All local features are free forever, respecting user privacy
- ✓Open source and developed by a certified trainer
Cons
- ✗AI features require a premium subscription, which may add cost
- ✗Limited to iOS devices, no Android version
- ✗Still emerging in features compared to mature fitness apps
Use Cases
Pricing
Delts offers all local features for free, with AI-powered analysis available through a premium subscription. Exact pricing details are not specified, but likely follow a freemium model with paid plans starting around a few dollars per month.
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