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First run downloads FFmpeg (~25 MB) once in this browser. Need AIFF or AAC instead? Try /aiff-to-mp3 or /aac-to-mp3.

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FLAC to MP3 converter online free

Convert FLAC to MP3 online free in your browser. Fast FLAC to MP3 converter with adjustable bitrate — no server upload required.

What is a FLAC to MP3 converter?

A FLAC to MP3 converter turns lossless FLAC audio (.flac) into the widely supported MP3 format. People search convert FLAC to MP3, .flac to mp3, or FLAC audio to MP3 when they need smaller files for phones, cars, or sharing. This free tool runs locally with FFmpeg WebAssembly — no server upload.

FLAC to MP3 converter features

Browser-based FLAC to MP3 conversion with privacy-first processing.

  • Convert FLAC to MP3 online

    Upload a FLAC file and download a standard MP3 in your browser.

  • FLAC audio to MP3

    Supports common lossless FLAC library exports and downloads.

  • Bitrate selection

    Choose MP3 bitrate (96–320 kbps) to balance quality and file size.

  • No server upload

    Conversion runs locally with FFmpeg WebAssembly for better privacy.

  • Simple download flow

    Download the converted MP3 as soon as processing finishes.

How to convert FLAC to MP3 online

Turn FLAC into MP3 in three steps.

  1. Upload FLAC file

    Drop your .flac audio file (up to 200 MB).

  2. Choose MP3 bitrate

    Select 192 or 320 kbps for higher quality, or 128 kbps for smaller files.

  3. Convert and download

    Click Convert to MP3, then download the output.

Great for

Common FLAC to MP3 conversion scenarios.

  • Portable listening

    Change FLAC albums into MP3 for phones, cars, and older players.

  • Smaller shareable audio

    Turn large lossless files into MP3 for email and chat.

  • Device compatibility

    Play converted MP3 where FLAC support is limited.

  • Library cleanup

    Create everyday MP3 copies while keeping FLAC archives.

Frequently Asked Questions

Quick answers about this tool—open a question to read more.