Bulk M4A to AIF Converter Online — Free HD Quality
Drag and drop your multiple M4A files into this 100% free online M4A to AIF converter (.m4a to .aif), and click the Convert button to bulk convert them to AIF format in HD quality. Use the quality slider to fine-tune your AIF output, then download your converted files one by one or as a single ZIP — no signup and no downloads needed, and your original M4A files are removed from our servers right after. Also see:Batch process OGA to MP3.
Drop your M4A files here to convert to AIF, or click to browse
Converts .m4a to AIF (.aif) in HD quality — bulk, free, no signup
Choose FilesM4A vs AIF — File Format Comparison
See how M4A and AIF compare across file extension, MIME type, compression, and feature support. Related:AIFF to AAC conversion.
| Feature | M4A | AIF |
|---|---|---|
| File Extension | .m4a | .aif |
| MIME Type | audio/mp4 | audio/aiff |
| Compression Type | Lossy | Lossless |
| Metadata Support | Yes | Yes |
What Is M4A Format?
MPEG-4 Audio — AAC audio in an MP4 container, the standard format for Apple Music, iTunes purchases, and iPhone voice memos, offering better quality than MP3 at equivalent bitrates. See also:Make AIFF files into WMA.
- Compression: Lossy
- Tags & Metadata: Supported
What Is AIF Format?
Audio Interchange File Format (short extension) — the .aif variant of AIFF used by older Apple software and some DAWs; functionally identical to .aiff with the same uncompressed PCM quality.
- Compression: Lossless
- Tags & Metadata: Supported