Convert MP3 to FLAC — Free Online
Convert MPEG Audio Layer III to Free Lossless Audio Codec format online. Lossless audio compression. Free converter with no registration, no watermark...
Drop files here or click to browse
Supports: MP3 files
Max: 100MB (free) · 2GB (Pro)
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Files auto-deleted after processing
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Works Everywhere
Any browser, any device
How to Convert
Upload your .mp3 file by dragging it into the upload area or clicking to browse.
Choose your output settings. The default settings work great for most files.
Click Convert and download your .flac file when it's ready.
About MP3 to FLAC Conversion
Audio format requirements vary across devices, software, and platforms. While MP3 files work well for Music playback, you may need FLAC format for Music archival or Audiophile listening or Hi-fi systems. Our MP3 to FLAC converter delivers high-quality audio output optimized for your specific needs.
Why Convert MP3 to FLAC?
**Software Integration:** Many applications expect FLAC input specifically. Converting from MP3 ensures smooth integration with editing software, content management systems, and publishing workflows.
**Quality Preservation:** Our converter uses optimized encoding settings that preserve audio quality during the MP3 to FLAC conversion. The output maintains the characteristics that matter for your use case.
**Workflow Efficiency:** Rather than struggling with incompatible MP3 files, converting to FLAC streamlines your workflow. Spend time on creative work, not format troubleshooting.
Common Use Cases
- Import MP3 audio into editing software or DAWs
- Build compatible playlists from various audio sources
- Share MP3 recordings with recipients expecting FLAC
- Prepare MP3 podcasts or voice recordings for distribution
- Create FLAC versions of MP3 music for portable players
- Play MP3 music on devices that only support FLAC
How It Works
Our converter leverages FFmpeg multimedia framework for precise MP3 to FLAC transformation. This professional-grade engine handles Lossy compression at 128-320kbps, ID3 tag support input and produces lossless compression achieving 50-60% size reduction output.
The conversion process decodes your MP3 content fully, then re-encodes using FLAC's optimal settings. This ensures lossless quality in the final file.
Processing happens on secure cloud infrastructure with automatic file deletion after conversion. Your audio files never touch local storage.
Quality & Performance
This conversion is completely lossless. The FLAC file contains identical audio sample data to your MP3 source.
Start converting your MP3 files to FLAC format now. Our free online converter delivers lossless results with fast processing, secure handling, and no software installation required.