Ongaku is a free offline music player for the music you own. Play your local library — MP3 FLAC and hi-res audio on your phone or SD card — with no internet no account and no streaming. A local music player and MP3 player for people who keep their own collection.

? PLAYS EVERY FORMAT
Ongaku ships its own FFmpeg audio engine so it plays files most players can't:
FLAC ALAC APE (Monkey's Audio) WavPack (WV) TTA TAK Shorten (SHN) AIFF WMA & WMA Lossless DSD (DSF / DFF) Musepack (MPC) Opus OGG Vorbis AAC M4A M4B MP3 WAV AC3 EAC3 DTS TrueHD AMR MKA and more — with gapless playback for lossless and hi-res files. Full list: ongaku-player.web.app/formats

? AUDIOPHILE SOUND ENGINE
• Graphic equalizer with a live frequency-response curve: 5 bands free 10 / 15 / 31 with Pro
• Parametric EQ — up to 12 draggable bands with frequency gain and Q (Pro)
• AutoEQ — 8664 headphone correction profiles bundled inside the app applied offline: find your headphones tap done (Pro)
• Crossfeed for natural fatigue-free headphone listening (Pro)
• Sound spaces — a convolution engine that places your music in a room hall or cathedral (Pro)
• Loudness normalization (EBU R128) and ReplayGain (Pro)
• Bass boost and virtualizer (free); stereo width and saturation (Pro)
• Gapless playback (free) crossfade and skip silence (Pro) playback speed and pitch (free)

? ONGAKU RECAP — YOUR MUSIC WRAPPED
A private "Wrapped" for your local library: top songs artists albums and genres minutes listened streaks peak hour and listening persona — all-time this year or this month. Share it as story cards woven from your own album art. It is all computed on your phone — no Last.fm no scrobbler no account.

? KAI — A SECOND INTERFACE
KAI is Ongaku's other face: the whole app redrawn with four skins its own typography and paper-and-ink surfaces. It comes with Ongaku Pro and you can switch between the classic look and KAI whenever you like.

? BUILT FOR BIG LIBRARIES
• Folder browsing and folder playback
• Playlists favourites and fast search
• Tag editor to fix song metadata
• Blacklist folders you don't want scanned
• Multiple play queues (Pro)
• Audiobook support with resume play history and most-played

? LYRICS
Embedded and synced (.lrc) lyrics scroll on the player screen offline (free). Automatic lyrics fetching for songs that have none (Pro).

? SMART SLEEP TIMER
Fall asleep to your music not to a hard cut:
• Fade out — gently lowers the volume before stopping (free)
• Set a duration on the dial or stop after a number of songs (free)
• Wind-down — the volume eases down over the final minutes with a night filter that softens the highs (Pro)
• Smart end — never cuts a song short; playback stops at the song boundary (Pro)

? ANDROID AUTO & EVERYWHERE YOU LISTEN
Android Auto with your folders albums artists playlists favourites most played and shuffle-all on the car screen — no data connection needed. Home-screen widgets with per-widget styling Bluetooth and headset controls and player themes — two free fourteen more with Pro — with Material You dynamic color.

? PRIVATE BY DESIGN
Your music your stats your phone. No account and your files never leave the device. Ongaku sends anonymous usage and crash diagnostics — including what is playing — to find bugs.

? NOTHING INTERRUPTS YOUR MUSIC
Ongaku never plays an ad over your music — no banners no pop-ups nothing between tracks. The only ad in Ongaku is the rewarded one you choose to tap.

? ABOUT PRO
Everything marked free above stays free — no account no trial clock. Ongaku Pro adds the DSP suite KAI crossfade multiple queues automatic lyrics and the sleep timer's wind-down and smart end. Ongaku is built by one developer and Pro is what pays for the work. If you would rather not subscribe one rewarded ad unlocks most Pro features for 24 hours.

Questions and the full feature list: ongaku-player.web.app