Privacy Policy
Last updated: April 2026
DIG ("the app") is a music discovery tool that plays music via the Spotify Web Playback SDK. This policy explains what data we collect and how we use it.
What we collect
- Spotify account info — your Spotify user ID, display name, email, and profile image. Used solely to identify your account within DIG.
- Listening history within DIG — which tracks the app played for you, whether you saved/skipped/disliked them, and how much of each track you listened to. Used to avoid repeating tracks and to improve recommendations.
- Saved tracks (ledger) — tracks you explicitly save or dislike. Used to shape future recommendations.
What we do NOT collect
- We do not access your Spotify library, playlists, or listening history outside of DIG.
- We do not store your Spotify password. Authentication uses Spotify's standard OAuth flow.
- We do not sell, share, or transfer your data to any third party.
How we use Spotify's API
- Streaming — to play tracks directly within the app via the Web Playback SDK.
- Search — to resolve track recommendations against Spotify's catalog.
- Playback control — to pause, resume, skip, and seek within the app's player.
- User profile — to display your name and avatar, and to maintain per-user history.
Data storage
Your data is stored on a private server hosted in Helsinki, Finland (Hetzner). Access is restricted to the app's developer. Data is not backed up to any third-party cloud service.
Data deletion
To delete all data associated with your account, email tommaso@trustbuild.it. We will remove your records within 7 days.
Contact
For questions about this policy: tommaso@trustbuild.it
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