1by1 Directory Player description

Smart view, folder play, sound enhancing, crossfading. 1by1 plays audio files directly from folders. No need for playlists or media databases. With its clear and simple user interface it does not waste your time and battery with cover art or unneeded visualisations.

Resume play remembers track and position - also for different folders. Bookmarking of tracks, positions, lists. File finder (Usage: long press on a folder). Directory finder. Sort, shuffle and repeat modes.

Audio enhancers for consistent volume and powerful sound. Gapless and Crossfade for smooth transitions. Mono mix. Fast play. Note: The DSP needs "Internal decoding" enabled in the settings on Android 4.1 or newer.

Exportable internal playlist, M3U/M3U8 playlist support, Webstream play (by direct URLs in M3U playlists). Track coloring by month or name. Sleep timer. Very small app size, ad-free.

Supported types (depending on the system): MP3, OGG, AAC, MP4, WAV, FLAC, OPUS. Note: OPUS only with OGG-extension in Android 5 and 6.

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Permissions: Wake lock (keep playing on screen off), Write on SD card (track delete, playlist export), Internet (webstreaming), Bluetooth (connect options).