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FLAC to AU

FLAC to AU converter. Convert FLAC files to AU. No sign-up, no watermark, 100% private.

Batch — convert multiple files at once

Drop your FLAC file here

or click to browse — FLAC files
FLAC
Paste multiple URLs — one per line, up to 15
Private — never stored or used for AI training Fast & secureUnlimited & free

How to convert FLAC to AU

Three steps, a few seconds — no account needed.

1

Upload your FLAC file

Drag and drop or browse to add your FLAC file.

2

Convert to AU

The output format is set to AU automatically.

3

Download

Save your new AU file instantly.

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Why use SharkFoto's flac to au

Private & never stored

Common formats are processed right in your browser; advanced formats use our secure server and are deleted immediately — never stored.

Instant & unlimited

No queue and no daily limits. Use it as much as you want, free forever.

No watermark, no sign-up

Download clean files immediately — no account, no email, no watermark.

Convert FLAC to AU online, free

SharkFoto's free FLAC to AU converter changes your FLAC files into AU in a couple of clicks. Common formats are processed right in your browser; advanced formats use our secure servers and are deleted immediately after conversion — never stored.

Why convert FLAC to AU?

AU is a widely-supported format. Converting from FLAC — your source format — makes your files easier to share, edit and open everywhere.

Is FLAC to AU conversion lossless?

AU uses efficient compression; you can keep quality high while getting a smaller, more compatible file.

Format details

FLAC is an open lossless audio format that compresses sound with zero quality loss — about half the size of WAV. It’s favoured by audiophiles.

Full nameFree Lossless Audio Codec
Developed byXiph.Org Foundation
Released2001
Extension.flac
MIME typeaudio/flac
TransparencyNo

FLAC plays in VLC, modern browsers and most music players; some Apple apps need it converted.

Convert other files to AU

Frequently asked questions

Yes — it’s completely free with no sign-up, no watermark and no limit on how many files you convert.

Yes. Common formats are converted right in your browser; advanced formats use our secure server and are deleted immediately after conversion — never stored.

You can keep quality high; AU balances quality and file size well.

Drop your FLAC file in, the output is set to AU, then click download — no software to install.

Yes — convert as many FLAC files to AU as you like, free and unlimited.

Loved by creators worldwide

★★★★★4.8 / 5based on 4,370+ ratings
★★★★★

Fast, clean and totally free — flac to au done in seconds, no waiting around.

EElena M.
Photographer
★★★★★

Love that my files are never stored. No sign-up, no watermark, just the result.

MMarcus T.
Creator
★★★★★

Bookmarked. The best free flac to au I’ve found — simple and reliable.

PPriya S.
Designer