Convert MP3 to FLAC
Free, instant, and secure online converter. Upload your .mp3 file and receive a crisp .flac result in seconds.
Need the opposite conversion? Convert FLAC to MP3 →
How to convert MP3 to FLAC
Upload Your File
Click the upload zone or drag and drop your .mp3 file anywhere on the area.
Start Converting
Hit Convert and our server will process your file instantly with high fidelity preservation.
Download Result
Your .flac file is ready in seconds! Click download. Files auto-delete in 6 hours.
MP3 vs FLAC: Comparison
| Attribute | MP3 (.MP3) | FLAC (.FLAC) |
|---|---|---|
| Category | audio | audio |
| MIME Type | audio/mpeg | audio/flac |
| Description | MP3 is the world's most popular compressed audio format, balancing small size with good quality. | FLAC is a lossless audio codec that preserves full sound quality while reducing file size. |
About These Formats
About MP3 files
MP3 is the world's most popular compressed audio format, balancing small size with good quality.
About FLAC files
FLAC is a lossless audio codec that preserves full sound quality while reducing file size.
Frequently Asked Questions
How do I convert MP3 to FLAC?
Upload your .mp3 file using the box above, or drag and drop it in. We'll automatically convert it to .flac format — just click download when it's ready.
Is it free to convert MP3 to FLAC?
Yes. Converting MP3 to FLAC is completely free, with no watermarks, no signup, and no limit on how many files you convert.
Is it safe to convert files here?
Yes. Files are processed securely and automatically deleted from our servers a few hours after conversion. We never share or view the contents of your files.
What is a mp3 file?
MP3 is the world's most popular compressed audio format, balancing small size with good quality.
What is a flac file?
FLAC is a lossless audio codec that preserves full sound quality while reducing file size.