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LUC4N3X Monogram
LUC4N3X
Levyra DeepSound Lockup

High-Fidelity Open-Source Music Player for Android & Windows

Engineered for audio fidelity, responsiveness, and zero tracking. No accounts required, no telemetry, and direct stream connections.

Android 8.0+Windows 10+GNU GPL v3.0Community Translations
Audio Subsystem

AndroidX Media3 Pipeline

Custom ExoPlayer session management ensuring low latency, gapless track transitions, and rock-solid foreground audio stability.

Storage Architecture

Offline Cache & Vault

Resumable background downloads, local cache hierarchy, and automatic ID3 metadata/artwork embedding for exported tracks.

Lyric Synchronization

Synchronized Lyrics

Direct integration with LRCLIB, featuring real-time synchronized line-by-line scrolling and intelligent lyric scoring.

Declarative UI

Pure Jetpack Compose

Declarative UI built without legacy XML layouts, featuring dynamic Material You theming generated on the fly from current track artwork.

Desktop Platform

Windows Desktop Edition

Full-featured desktop client powered by libvlc and Compose Multiplatform, packaged into clean MSI and EXE distributables.

Internal Engine

Bundled Extraction Engine

Levyra incorporates a tailored internal extraction engine directly within the repository for media resolution and streaming stability.

View bundled source
Privacy by Design

Zero Telemetry Guarantee

Levyra does not include user tracking, advertising SDKs, or intermediate data collection proxies. All listening activity remains exclusively on your device.

AccountsNo Account Required

All features, playlists, and cached media operate without login credentials.

TelemetryZero Tracking

No analytics SDKs, device fingerprinting, or crash-logging brokers.

StorageOn-Device SQLite

Favorites, history, and settings are stored locally in Room database.

NetworkDirect Connections

Audio streams directly from content CDNs with no proxy interception.

Security & Android Permissions

Declared Permissions & Rationale

Every permission requested by the Android application has a specific technical rationale. No background data mining is performed.

INTERNET / ACCESS_NETWORK_STATE
Required to stream audio data, query lyrics from LRCLIB, and fetch album artwork.
FOREGROUND_SERVICE_MEDIA_PLAYBACK
Enables gapless, uninterrupted playback and system media controls when the app is backgrounded.
POST_NOTIFICATIONS
Displays the active playback notification and status for background download tasks.
WAKE_LOCK
Prevents device CPU sleep during active audio playback while the screen is locked.
RECORD_AUDIO
Optional. Only used on-demand when the user chooses microphone-based audio identification.