Convert MP3 to FLAC

Upload your files and download them converted in seconds.

How to convert MP3 to FLAC

This tool converts MP3 files to FLAC right in your browser. There's nothing to install and no account to create: upload the file, pick FLAC and download it.

  1. Upload your MP3 file: drag it onto the upload area or click “Choose files”.

  2. Check that the target format is FLAC and click “Convert”.

  3. Download your FLAC file as soon as it's ready.

What changes when you convert MP3 to FLAC

  • The FLAC stores sound losslessly, so the file will be bigger, but it can't recover the quality the MP3 already lost.
Comparison of MP3 and FLAC
FeatureMP3FLAC
SoundYesYes
Lossless qualityNoYes

About the formats

MP3

MP3 is the most widespread audio format. It compresses sound with barely audible loss and plays on any device.

FLAC

FLAC compresses audio without losing any quality: it's about half the size of a WAV and sounds exactly the same.

Frequently asked questions

Is it free to convert MP3 to FLAC?

Yes. Conversion is free, you don't need an account and the result has no watermark. You can upload files of up to 50 MB.

Do I lose quality converting MP3 to FLAC?

Length and, for video, resolution are kept. If the FLAC uses lossy compression, a high quality setting is used so the difference is barely noticeable.

Is it safe to upload my files?

Your files are only used for the conversion and are deleted automatically after 60 minutes. They're never shared with anyone.

Can I convert several MP3 files at once?

Yes. You can upload up to 20 files at once and convert them all with “Convert all”.

Does it work on mobile, Mac and Windows?

Yes. It works in any modern browser, on desktop and mobile, with nothing to install.