Audio Conversion
Convert MP3 to AIF Online — Free
Fast, free MP3 to AIF converter. No registration required.
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Works Everywhere
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How to Convert
1
Upload your .mp3 file by dragging it into the upload area or clicking to browse.
2
Choose your output settings. The default settings work great for most files.
3
Click Convert and download your .aif 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 AIF?
AIF is a short extension variant of the AIFF audio format developed by Apple. Like AIFF, it stores uncompressed PCM audio at CD quality or higher.
Format Details
- Full Name
- Audio Interchange File Format
- Extension
- .aif
Key Features
- Lossless quality
- Apple standard
- Short extension variant
- PCM audio
MP3 vs AIF
| Feature | MP3 | AIF |
|---|---|---|
| Full Name | MPEG Audio Layer III | Audio Interchange File Format |
| Extension | .mp3 | .aif |
| Best For | Universal compatibility | Lossless quality |
Frequently Asked Questions
Yes. You can convert up to 5 files per day completely free, with no watermark or registration required.
Most files convert in under 30 seconds. Larger files (over 500MB) may take 1-3 minutes.
No. Our converter uses optimized encoding settings by default to preserve the original quality.
Free users can convert files up to 100MB. Pro users can convert files up to 2GB.
Yes. Our converter works in any modern web browser on any device.