Bulk PCM to ALAC Converter Online — Free HD Quality
Drag and drop your multiple PCM files into this 100% free online PCM to ALAC converter (.pcm to .alac), and click the Convert button to bulk convert them to ALAC format in HD quality. Use the quality slider to fine-tune your ALAC output, then download your converted files one by one or as a single ZIP — no signup and no downloads needed, and your original PCM files are removed from our servers right after. Also see:Online AAC to FLAC converter tool.
Drop your PCM files here to convert to ALAC, or click to browse
Converts .pcm to ALAC (.alac) in HD quality — bulk, free, no signup
Choose FilesPCM vs ALAC — File Format Comparison
See how PCM and ALAC compare across file extension, MIME type, compression, and feature support. Related:Free WAVE to iPod Audio converter.
| Feature | PCM | ALAC |
|---|---|---|
| File Extension | .pcm | .alac |
| MIME Type | audio/x-raw | audio/mp4 |
| Compression Type | Lossless | Lossless |
| Metadata Support | No | Yes |
What Is PCM Format?
Raw PCM Audio — headerless binary audio data containing uncompressed pulse-code modulation samples with no metadata; typically 44100 Hz stereo 16-bit little-endian, used in low-level audio pipelines and embedded systems.
- Compression: Lossless
- Tags & Metadata: Not supported
What Is ALAC Format?
Apple Lossless Audio Codec — Apple's open-source lossless compression stored in an MP4 container, offering bit-perfect quality with 40–60% smaller files than AIFF; the native lossless format for Apple Music and iTunes.
- Compression: Lossless
- Tags & Metadata: Supported