Bulk MP1 to FLAC Converter Online — Free HD Quality
Drag and drop your multiple MP1 files into this free online MP1 to FLAC converter (.mp1 to .flac), and click the Convert button to bulk convert them to FLAC format in HD quality. Use the quality slider to fine-tune your FLAC output, then download your converted files one by one or as a single ZIP — your original MP1 files are removed from our servers right after.
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PNG, JPG, WebP, GIF, HEIC, RAW, PSD, SVG and more
Max 100MB per file
MP1 vs FLAC — File Format Comparison
| Feature | MP1 | FLAC |
|---|---|---|
| File Extension | .mp1 | .flac |
| MIME Type | audio/mpeg | audio/flac |
| Compression Type | Lossy | Lossless |
| Metadata Support | No | Yes |
What Is MP1 Format?
MPEG-1 Audio Layer 1 — the earliest MPEG audio codec, used in Video CD and some legacy broadcast equipment; superseded by MP2 and MP3 and encountered only in archival digital video content.
- Compression: Lossy
- Tags & Metadata: Not supported
What Is FLAC Format?
Free Lossless Audio Codec — open-source lossless compression that reduces file size by 40–60% versus WAV with zero quality loss, perfect for audiophile archiving.
- Compression: Lossless
- Tags & Metadata: Supported
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