Convert MP3 to AIFF Online — Free
Fast, free MP3 to AIFF converter. No registration required.
Drop files here or click to browse
Supports: MP3 files
Max: 100MB (free) · 2GB (Pro)
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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 .aiff file when it's ready.
What is MP3?
MP3 is the most popular audio format worldwide. It uses lossy compression to reduce file size while maintaining acceptable audio quality for most listeners.
Format Details
- Full Name
- MPEG Audio Layer III
- Extension
- .mp3
Key Features
- Universal compatibility
- Small file sizes
- Streaming support
- ID3 tag support
What is AIFF?
AIFF is an uncompressed audio format developed by Apple. Like WAV, it provides perfect audio quality but results in large file sizes.
Format Details
- Full Name
- Audio Interchange File Format
- Extension
- .aiff
Key Features
- Lossless quality
- Apple standard
- Professional audio
- No compression
MP3 vs AIFF
| Feature | MP3 | AIFF |
|---|---|---|
| Full Name | MPEG Audio Layer III | Audio Interchange File Format |
| Extension | .mp3 | .aiff |
| Best For | Universal compatibility | Lossless quality |