High fidelity sound is uncompressed music files. TIDAL HiFi relies on FLAC, a more robust and realistic streaming format. MP3 files are compressed to decrease file size but also take out any extra details which can cut quality. FLAC offers CD-quality audio in its purest form.
With a TIDAL HiFi subscription, you have the ability to stream 48.5 million tracks in lossless quality. Lossless content is uncompressed CD quality music, you hear the music the way the artists intended for their content to be heard.
TIDAL now offers Master Quality Authenticated technology, which is a way of compressing digital music without limitations to deliver guaranteed master-quality sound. This allows subscribers to hear music just as it was recorded in the studio; an audio experience as the artist intended.