PDFsun.com allows you to convert aiff files to flac quickly, easily and entirely online. Upload your files to our platform, let our aiff to flac converter do its magic and download your newly created document right away. No more hassle, convert aiff to editable flac in just a few steps. Learn how to convert aiff to flac with PDFsun.com by following the steps above.

How to convert AIFF to FLAC

Step 1

Upload aiff-file(s)

Select files from Computer, Google Drive, Dropbox, URL or by dragging it on the page.

Step 2

Choose "to flac"

Choose flac or any other format you need as a result (more than 200 formats supported)

Step 3

Download your flac

Let the file convert and you can download your flac file right afterwards

File extension .AIFF
Description Is a standard for storing audio files in Apple operating systems. It was developed in 1988 based on the IFF format and is a lossless format - audio data is stored in an uncompressed form. In essence, AIFF is an analog to WAV for the Apple Macintosh platform.
File extension .FLAC
Description This is open lossless codecs, developed under the Ogg project. Lately it’s become quite popular: many users wishing to store audio with original quality choose FLAC. This is partly in connection with the fact that codecs uses IDv1 and IDv3 tags - this allows a user to sort an audio collection according to one’s particular tastes, changing the original metadata of the tracks.

Why Convert AIFF to FLAC?

The main benefit of converting aiff to Free Lossless Audio Codec is the ability to edit the text directly within the file. This is especially helpful if you want to make significant changes to your aiff, as most people are comfortable and familiar with Free Lossless Audio Codec. If you're wondering how to change aiff to flac for free, it's important to note that quality of the resulting flac is also important, not just the cost. While there are several free aiff to flac converters, the majority do not sufficiently maintain the original formatting and spacing of the file. Our conversion tool delivers a result that looks like your original aiff file.


We created our aiff to flac free converter tool so you no longer need to waste time retyping files in flac. Within seconds you can change your aiff to a flac and make the necessary edits. Not only is our aiff to flac converter free, online and available whenever you need it, we allow users to convert 2 additional files per month for free too. So go ahead and convert aiff to flac online for free. We think you will be happy with the results !

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