This Simple App Makes $50K/Month — Here's How
Offers a free Rubik's cube or a $30 gift card in exchange for feedback, then lets users schedule a call. The calls reveal why people downloaded the app.
Tips

A Rubik's cube solver app that teaches users to solve the cube.
Offers a free Rubik's cube or a $30 gift card in exchange for feedback, then lets users schedule a call. The calls reveal why people downloaded the app.
Tips
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