Cassette

Spec sheet

What it does

Cassette is a native iOS and macOS music client for streaming and downloading music from self-hosted Subsonic and OpenSubsonic servers.Read 11 Oct 2026 · getcassette.app

Free plan

YesRead 22 Sep 2026 · getcassette.app

Integrations

Cassette lists ListenBrainz scrobbling and recommendations, iOS home-screen widgets, and experimental Discord Rich Presence through a companion helper.Read 11 Oct 2026 · github.com

Privacy

The maker says Cassette has no accounts, ads, tracking, or telemetry, and that traffic goes directly between the device and the user's server.Read 11 Oct 2026 · github.com

Support

The maker directs users to [email protected] and GitHub Issues for feedback and bug reports.Read 11 Oct 2026 · github.com

License

Cassette is open source under the MPL-2.0 license.Read 11 Oct 2026 · getcassette.app

Maker

The product site identifies Mathieu Dubart as Cassette's maker; his site describes him as based in Annecy, France.Read 11 Oct 2026 · mathieu-dubart.fr

Audio formats

The maker lists FLAC, MP3, AAC, WAV, and Ogg/Vorbis playback.Read 11 Oct 2026 · github.com

Availability

The iOS app is distributed through TestFlight and the macOS app is installed through Homebrew as a notarized build.Read 11 Oct 2026 · github.com

Credential storage

Cassette stores server credentials in the iOS or macOS Keychain.Read 11 Oct 2026 · github.com

Library features

The app supports browsing playlists, artists, albums, downloads, and favorites, along with full-text library search and pinned albums and playlists.Read 11 Oct 2026 · github.com

Lossless audio

YesRead 22 Sep 2026 · getcassette.app

Maximum audio quality

losslessRead 22 Sep 2026 · getcassette.app

Offline listening

Users can download albums and playlists for offline playback, and their library, search, queue, and favorites remain available offline.Read 11 Oct 2026 · getcassette.app

Playback features

Cassette lists background playback, lock screen and Control Center controls, AirPlay, lyrics, shuffle, repeat, and queue management.Read 11 Oct 2026 · github.com

Requirements

Cassette requires iOS 18 or later or macOS 15 or later and a running Subsonic, OpenSubsonic, or Navidrome server.Read 11 Oct 2026 · github.com

Server compatibility

Cassette works with Subsonic-compatible and OpenSubsonic-compatible servers, and the maker recommends Navidrome as its primary-tested server.Read 11 Oct 2026 · github.com

Supported platforms

iOS,macOSRead 22 Sep 2026 · getcassette.app

Plans and prices

Every Cassette plan and price →

Where Specifiction places it

• Lossless music streaming services#6 of 168.2
• Music Streaming Software#27 of 628.2
• Free music streaming services#20 of 438.2
• Music streaming services#40 of 627.9