# Sostenuto

> iOS app for musicians. Uses a modified SM-2 spaced repetition algorithm tuned for motor memory, combined with an AI practice coach (Maestro AI), session logging, audio/video recording, and gamification. Instrument-agnostic. Free with Pro subscription tier.

- URL: https://sostenuto.app
- App Store: https://apps.apple.com/app/apple-store/id6760582882
- Platform: iOS 16+. Android: planned, not released.
- Languages: EN, ES, IT, FR, DE, ZH
- Origin: Italy · © 2026 Sostenuto

## Resources

- Full product specification (RAG-ready): https://sostenuto.app/llms-full.txt
- Privacy Policy: https://sostenuto.app/privacy-policy
- Terms of Service: https://sostenuto.app/terms-of-service
- Support: https://sostenuto.app/support
- Sitemap: https://sostenuto.app/sitemap.xml