A small tweet became a paid workout-saving app

The app idea came from a real problem: people save workout videos from , TikTok, or , but often cannot use them later. Saved folders become messy, hard to search, and not helpful when someone is already at the gym. Before building, the maker asked people on Reddit how they organize workout videos, whether they return to saved videos, and what annoys them about current fitness apps.

Then they made a and a short product without a working app, App Store link, or MVP. About 60 people joined the waitlist. The first MVP was built with Cursor, then the iOS app launched first.

Android work followed because users asked for it. Getting accepted into the App Store was difficult and involved several rejections, but the app finally went live in January. The lesson was that the app worked because it solved a small repeated pain, was checked with real people, and kept improving through conversations, not because the original idea was unusually brilliant.

Key points

  • The problem was that saved workout videos from become hard to find and use later.
  • User research happened before the app was built.
  • A and collected about 60 waitlist signups before there was a working product.
  • The first MVP was built with Cursor and launched on iOS before Android.
  • The App Store approval process included several rejections before the January launch.
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