Case 04 / 10 · SaaS · AI Agents
Fit.ai
A workout app with an AI coach, designed around the female body: the plan adapts to the cycle, symptoms and flare-up days.
- Client
- Personal project
- Industry
- Health and fitness
- Service
- SaaS Development · AI Agents
- Status
- In use, no public link
- Origin
- Full Stack Club bootcamp

01 · Context
Almost every workout app is designed around a male body and demands the same performance every day. For people with PCOS, cramps or fatigue, that turns into guilt. The starting point was a Full Stack Club bootcamp project: a generic workout app with an AI coach.
02 · Solution
We rebuilt the premise, the design system and the screens: a conversational onboarding with cycle and health questions, an AI coach that adapts the workout on the spot, rest given the same visual weight as training, and progress measured by consistency, not the scale.
03 · In numbers
34+
app screens. The bootcamp base had 12.
78
variables in 5 collections. No loose values in the components.
14
questions in the conversational onboarding, including cycle and health.
Services and technologies
- AI coach
- Design System
- Tokens
- Chat onboarding
- Art direction
04 · Project slides
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