FLAC
M4A amafayela
I-FLAC (I-Lossless Audio Codec Yamahhala) iyifomethi yokucindezelwa komsindo engalahleki eyaziwa ngokugcina ikhwalithi yomsindo yokuqala. Idumile phakathi kwama-audiophiles nabathandi bomculo.
I-M4A ifomethi yefayela lomsindo ehlobene eduze ne-MP4. Inikeza ukucindezelwa komsindo kwekhwalithi ephezulu ngokusekelwa kwemethadatha, okuyenza ifanelekele izinhlelo zokusebenza ezihlukahlukene.