Bulk M4B to APE Converter Online — Free HD Quality
Drag and drop your multiple M4B files into this 100% free online M4B to APE converter (.m4b to .ape), and click the Convert button to bulk convert them to APE format in HD quality. Use the quality slider to fine-tune your APE output, then download your converted files one by one or as a single ZIP — no signup and no downloads needed, and your original M4B files are removed from our servers right after. Also see:Switch APE to FLAC format.
Drop your M4B files here to convert to APE, or click to browse
Converts .m4b to APE (.ape) in HD quality — bulk, free, no signup
Choose FilesM4B vs APE — File Format Comparison
See how M4B and APE compare across file extension, MIME type, compression, and feature support. Related:Convert multiple M4B to OGA at once.
| Feature | M4B | APE |
|---|---|---|
| File Extension | .m4b | .ape |
| MIME Type | audio/mp4 | audio/x-ape |
| Compression Type | Lossy | Lossless |
| Metadata Support | Yes | Yes |
What Is M4B Format?
MPEG-4 Audiobook — AAC audio in an MP4 container with bookmarking support, the standard format for audiobooks on Apple Books, Audible exports, and iPhone podcasts. See also:Easy M4B to 3GA converter.
- Compression: Lossy
- Tags & Metadata: Supported
What Is APE Format?
Monkey's Audio — a high-compression lossless codec achieving 50–70% size reduction versus WAV; popular among audiophiles on Windows for archiving CD collections, though encoding requires the proprietary MAC library.
- Compression: Lossless
- Tags & Metadata: Supported