Decision guides
Best formats
Practical starting points for choosing formats based on what you are trying to do, not just technical specifications.
Best audio format for archiving music
Compare lossless formats and preservation workflows for long-term music storage.
Best audio format for iPhone
Compare AAC, ALAC, MP3 and FLAC for iPhone playback and portable libraries.
Best audio format for streaming
Compare AAC, Opus, MP3 and lossless choices for streaming and delivery.