Creating a fitness app involves several steps:

1. Market Research: Identify your target audience and study existing apps to find gaps and opportunities.
2. Define Features: Decide on core features such as workout plans, progress tracking, nutrition advice, and social sharing.
3. Design: Create an intuitive and user-friendly interface with appealing visuals.
4. Development: Choose a platform (iOS, Android, or both) and hire a development team or use app-building tools.
5. Testing: Conduct thorough testing to fix bugs and improve user experience.
6. Launch: Deploy the app on app stores and promote it through marketing campaigns.
7. Feedback and Updates: Collect user feedback and release regular updates to improve the app.

I recently discovered a post on orangesoft.co that explains many of the details step by step.