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.aac.flac
Convert AAC (ADTS) to FLAC
Convert AAC (ADTS) (.aac) to FLAC (.flac) for free, right in your browser. No upload, no sign-up: your files never leave your device.
About AAC (ADTS) to FLAC conversion
This tool converts AAC (ADTS) files to FLAC entirely on your device. The conversion runs locally in your browser using WebAssembly, so your audio files are never uploaded to a server.
AAC is a lossy audio codec that offers better quality than MP3 at the same bitrate.
FLAC is a lossless audio format that compresses audio without throwing away any quality.
Learn more about AAC (ADTS) and FLAC.