Convert AAC to FLAC
Pick a source and destination format below, then upload your file.
Drag & drop a file here, or
Uploading auto-detects the source format above.
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About these formats
AAC is the successor to MP3 -- better quality at the same bitrate -- and the default audio format across Apple devices and YouTube.
FLAC is lossless compressed audio: identical quality to the original recording at roughly half the size of WAV. The standard for audiophile libraries.
How to convert aac to flac
- Upload or drag & drop your file into the converter above.
- Confirm the output format in the destination dropdown.
- Click Convert, then download your converted file.
Frequently asked questions
Is it free to convert AAC to FLAC?
Yes -- converting AAC to FLAC on digiutil is completely free. There's no signup, no watermark, and no install required.
How do I convert AAC to FLAC?
Upload your AAC file using the converter above, confirm FLAC as the output format, and click Convert. When the conversion finishes, a download button appears.
Is my AAC file safe?
Yes. Files are processed over an encrypted connection, never shared, and automatically deleted from the server shortly after conversion.
Do I need to install any software?
No -- the whole conversion happens in your browser and on our servers. It works on Windows, Mac, Linux, iPhone, and Android with nothing to install.