Convert FLAC to AAC Online
FLAC files are lossless compression that keeps CD-quality audio at roughly half the size of WAV. Converting to AAC gives you streaming, mobile audio, iTunes/Apple Music.
How to convert FLAC to AAC
- Upload your FLAC file. Drag it onto the box above or click to browse. Files up to 200 MB are accepted.
- Choose AAC as the output. The target format is pre-selected on this page — just press “Convert now”.
- Download the result. Conversion runs on our own server and the download starts as soon as it is ready. Your files are deleted automatically.
Why convert FLAC to AAC?
FLAC is lossless compression that keeps CD-quality audio at roughly half the size of WAV. AAC is the modern successor to MP3, delivering better quality at the same bitrate. That difference is exactly why converting between them is so common: AAC is the better choice for streaming, mobile audio, iTunes/Apple Music.
FLAC vs AAC: key differences
| FLAC | AAC | |
|---|---|---|
| File type | lossless | lossy |
| Typical use | archiving music, audiophile listening, mastering | streaming, mobile audio, iTunes/Apple Music |
| Compatibility | Lossless and open; supported by most players except some Apple devices. | Excellent support across phones, browsers and streaming platforms. |
Tips for a clean FLAC to AAC conversion
- Lossless and open; supported by most players except some Apple devices.
- Use the highest-quality source FLAC you have — converting a compressed file again cannot restore lost detail.
- If you only need a smaller file, try a lower resolution or bitrate instead of a different format.
- Keep the original FLAC until you have checked the converted AAC opens the way you expect.
Frequently asked questions
How do I convert FLAC to AAC?
Upload your FLAC file to the converter on this page, make sure AAC is selected as the output format and click “Convert now”. When the conversion finishes the download starts automatically.
Is this FLAC to AAC converter free?
Yes — it is completely free and needs no account. Files up to 200 MB are accepted, and heavy use is rate-limited so the service stays available for everyone.
Will converting FLAC to AAC reduce quality?
AAC uses lossy compression, so the converted file is re-encoded. Quality loss is minimal at sensible settings, but keep the original FLAC if you may need to convert again later.
What is a FLAC file?
FLAC is lossless compression that keeps CD-quality audio at roughly half the size of WAV. Its technical name is Free Lossless Audio Codec and it is typically used for archiving music, audiophile listening, mastering.
What is a AAC file?
AAC is the modern successor to MP3, delivering better quality at the same bitrate. Its technical name is Advanced Audio Coding and it is typically used for streaming, mobile audio, iTunes/Apple Music.
Can I convert FLAC to AAC on my phone?
Yes. The converter runs in the browser on Android, iOS, Windows, macOS and Linux — no app installation is required.
Are my files kept on the server?
No. Uploaded files and converted results are deleted automatically a short time after the conversion finishes.