Simple pricing
Manual studio — free
Generate and edit chord progressions, play them in your browser, and export MIDI without an account.
AI Composer — US$9 one time
25 successful AI requests. Each successful request uses 1 credit and returns 3 variations. There is no subscription or automatic renewal. Google sign-in is required for purchases and paid AI.
Purchases appear in the studio only when the payment service is ready. If they are unavailable, the free manual tools keep working.
AI results are available for recovery for 5 minutes after settlement. Save or export results you want to keep.