DAPComposer works with any device that mounts as a writable storage volume on macOS, including most third-party and open-source firmware players. It does not support stock Apple devices such as iPods or iPhones. It should work with iPods running Rockbox or other third-party firmware.
DAPComposer works with most common audio file formats, including MP3, AAC, ALAC, FLAC, AIFF, and WAV. Also supported are cover images (e.g. Cover.jpg) and lyric (LRC) files. Files containing DRM (digital rights management) protection are not supported.
No. DAPComposer runs entirely on your Mac and does not require an internet connection to function. All library scanning, playlist creation, and syncing happens locally on your Mac.
Library scans, particularly the initial scan, can take time depending on the size of your collection and the speed of your storage device. Subsequent scans are typically faster. Consider scanning during periods of low system activity.
Yes. If a song appears in multiple libraries, DAPComposer contains a sophisticated conflict resolution system to resolve collisions.
Yes. DAPComposer allows you to add and sync multiple digital audio players. Each device can have its own selection of artists, albums, genres, and playlists.
Some devices may require rescanning the library or importing playlists manually on the device.
This is not recommended. DAPComposer utilizes a one-way sync and may overwrite any changes made to files on your device during synchronization. Changes made directly on the device are not sent back to your Mac.
No. DAPComposer is designed to manage and sync your local music library only. It does not support streaming services such as Spotify, Apple Music, or Tidal.
No. All library scanning and syncing happens locally on your Mac — your files never leave your device.