REWINDAudio formats REWIND plays
REWIND plays MP3, AAC/M4A, ALAC, WAV, AIFF, FLAC and CAF files stored on your iPhone. It does not play OGG, Opus, DSD, APE or WMA, and it cannot open DRM-protected streaming tracks. The pages below explain each format and how to get files that work.
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Which format should I use?
For small files, use MP3 or AAC/M4A. For lossless copies of CDs, use FLAC, ALAC, WAV or AIFF. CAF is Apple's own container.
Streaming catalogs are different. See DRM-protected music for why those tracks cannot be imported and where to find files you can keep.
AAC and M4A on iPhoneThe successor to MP3. Sizes, how to load AAC on iPhone, and how REWIND plays it.
AIFF on iPhoneApple's uncompressed audio format. Sizes, loading AIFF on iPhone, and how REWIND plays it.
ALAC on iPhoneLossless audio in an M4A wrapper. Sizes, loading it on iPhone, and how REWIND plays it.
CAF Audio Files on iPhoneApple's flexible audio container. Where CAF comes from, and how REWIND plays it.
DRM-Protected MusicWhy streaming downloads cannot be imported, and which DRM-free sources work.
FLAC on iPhoneFree lossless audio. Sizes, loading FLAC on iPhone, and what REWIND does and does not promise.
MP3 on iPhoneThe classic lossy format. Bitrates, sizes, how to load it on iPhone, and how REWIND plays it.
WAV on iPhoneUncompressed audio. File sizes, loading WAV on iPhone, and how REWIND plays it.Frequently asked questions
Does REWIND play FLAC?
Yes. FLAC plays alongside MP3, AAC/M4A, ALAC, WAV, AIFF and CAF.
Does REWIND play OGG or Opus?
No. OGG, Opus, DSD, APE and WMA are not supported.
Keep exploring
Offline Music Library for iPhoneImport folders or tracks from Files. Tags, cover art, search, favorites, shuffle and repeat. Offline.REWIND SpecsAudio chain, formats, requirements, network and privacy facts.REWIND SupportFast answers on importing, DRM, purchases, sound and languages.How to Add Music Files to iPhone Without iTunesFour ways to get MP3, FLAC and M4A files onto an iPhone, and how to import a whole folder into a player.