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Application Overview
Stash is an offline-first Android music player that unifies liked songs, playlists, daily mixes, and discover mixes from both Spotify and YouTube Music into a single local library. The application functions as a personal library manager rather than an online streaming service, automatically downloading tracks in high-quality FLAC format for offline playback.Technical Specifications
| Requirement / Specification | Details |
|---|---|
| Android OS Version | 8.0+ |
| Current Version | 0.9.47 |
| License | Free and Open Source (GPL-3.0), No Ads, No Subscriptions |
| CPU Architectures | arm64-v8a, armeabi-v7a, x86, x86_64 |
| Screen DPIs | 160dpi, 240dpi, 320dpi, 480dpi, 640dpi |
| Languages | Full Multi Languages |
| Security & Privacy | AES-256-GCM credential encryption, zero telemetry, no external servers |
| Package Integrity | Untouched APK with original hash signature (MD5: 51572c31db0cf8ec5d499a5da790aebf) |
Key Features
- Offline Integration: Downloads tracks locally as high-quality lossless audio. YouTube downloads are saved as native audio (
.opus) instead of.webmcontainers. - Track Matching Accuracy: Employs a matching system that correctly identifies and fetches the intended track version with a 99% success rate.
- Granular Sync Preferences: Individual toggles for liked songs, playlists, and specific mixes.
- Expanded Mix Detection: Automatically detects Spotify-specific curation including Release Radar, Discover Weekly, On Repeat, Daylist, Repeat Rewind, Time Capsule, and Daily Mixes 1-6.
- Flexible Sync Modes: Supports Refresh mode (overwrites contents on each sync) and Accumulate mode (appends new tracks to existing data).
- Download Performance: Supports up to 8 parallel downloads. Background syncing executes as an Android foreground service to ensure uninterrupted completion when the device is locked.
- Audio Enhancement: Built-in 5-band equalizer with presets, bass boost, and virtualizer support.
- Authentication & Privacy: Native Spotify sign-in interface. All data remains on-device with zero remote tracking.
- Update Mechanism: Performs daily checks against the GitHub repository to deliver native update notifications.