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Convert AU to AIFF
Convert AU to AIFF format — 100% browser-based, no upload required.
2 cores · low tier
Drop a file here or click to select
Format will be auto-detected
About these formats
Source
AU
Sun/NeXT AudioSimple audio format from Sun Microsystems. Originally used in Unix systems and Java audio. Typically stores µ-law compressed audio.
Best for
Unix/Java audioLegacy systemsSimple audio storage
Advantages
- + Simple format
- + Java support
- + Compact for telephony
Limitations
- − Outdated
- − Low quality
- − Limited use
Target
AIFF
Audio Interchange File FormatApple's uncompressed audio format, equivalent to WAV in the Apple ecosystem. Stores lossless PCM audio data.
Best for
Mac audio editingMusic productionLossless archivingApple ecosystem
Advantages
- + Lossless quality
- + Apple standard
- + Good editor support
- + Metadata support
Limitations
- − Very large files
- − Less common than WAV
- − No compression