Free OPUS to AU Converter

Convert OPUS to AU for free and online, easily convert your audio file without needing to download any software or pay any fees

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Maximum file size 200 MB

OPUS

Opus Audio

Opus is a lossy audio coding format developed by the Xiph.Org Foundation and standardized by the Internet Engineering Task Force, designed to efficiently code speech and general audio in a single format.

Main usage

Opus is mainly used for streaming audio over the internet, such as in VoIP applications, and for music distribution.

Main features

Low latency
High quality audio
High compression ratio

AU

Audio Interchange File Format

Audio Interchange File Format (AIFF) is an audio file format developed by Apple Inc. for storing sound data. It is a container format that stores audio data as well as metadata.

Main usage

AIFF is commonly used for storing uncompressed audio data on Mac OS and iOS devices. It is also used for storing audio data in professional audio production and editing applications.

Main features

High-quality audio
Supports up to 32-bit audio
Supports up to 8 channels of audio