A coding beginner built a personal health tracker with Claude
A solo maker who says they cannot code yet used Claude to build QSELF, a personal health . The tool tracks workouts, food, sleep, habits, mood, body weight, and activity in one place.
Daily tracking covers calories, protein, carbs, fats, water, sleep stages, habit and mood check-ins, job checklists, naps, and bodyweight trends. Training features include per-set weight and reps, , personal records, strength charts, muscle group volume, recovery indicators, deload detection, and an exercise library.
It can log running, cycling, swimming, and other sessions, and it can auto-import data from Amazfit/Zepp watches, including sleep, , HRV, blood oxygen, and steps. It also uses a LLM to create an report from the person’s own data and can compare two tracked against each other.
Key points
- A coding beginner used Claude to build a personal health called QSELF.
- The app tracks food, sleep, habits, mood, body weight, workouts, and .
- It can import watch data from Amazfit/Zepp, including sleep, , HRV, blood oxygen, and steps.
- A LLM generates an report from the user’s own data.
- The case shows how AI tools can lower the barrier for building custom apps.