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FLAC to MP3 Converter — Free Online
LiveUpload a lossless FLAC file and convert it to high-quality MP3 instantly. No signup, no watermark.
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AT USE FLAC to MP3 Converter transcodes any lossless FLAC file into a high-quality MP3 file directly in your browser. FLAC (Free Lossless Audio Codec) preserves every bit of the original recording but produces files several times larger than MP3 — often too large to stream, share by email, or play on devices without FLAC support. Converting to MP3 makes the audio compatible with virtually every playback device, streaming platform, and app. AT USE uses FFmpeg VBR quality encoding to produce MP3s at approximately 170–210 kbps, which is perceptually transparent for most music and voice content. Supports FLAC files up to 50 MB.
Frequently asked questions
Does the MP3 output retain the FLAC audio quality?
MP3 is a lossy format — some information is discarded during encoding. The output will sound excellent at VBR quality 2 (~190 kbps) but is not lossless. If you need to preserve the original quality, use FLAC or WAV.
Will FLAC metadata carry over to the MP3?
FFmpeg attempts to copy metadata during conversion. Basic tags (title, artist, album) usually transfer, but album art and multi-value tags may not always survive.
What is the file size limit?
50 MB. High-bitrate lossless FLAC files can be large — albums may need to be converted track by track.
Is my audio file kept private?
Yes. Files are processed on our server and automatically deleted after conversion. We do not store or share your audio.