Convert MP3 to OPUS online for free
1: Choose multiple local MP3 files or enter the URL of an online MP3 file. 2: Choose "OPUS" as target format and set options. 3: Click the "START CONVERSION" button to convert MP3 files to OPUS online.
Set conversion options (optional)
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File extension: .mp3
MPEG-1 or MPEG-2 Audio Layer III, more commonly referred to as MP3, is an audio coding format for digital audio which uses a form of lossy data compression. It is a common audio format for consumer audio streaming or storage, as well as a de facto standard of digital audio compression for the transfer and playback of music on most digital audio players.
File extension: .opus
Opus is a lossy audio coding format developed by Xiph and standardized by the IETF, designed to efficiently code speech and general audio in a single format, while remaining low-latency enough for real-time interactive communication and low-complexity enough for low end ARM3 processors.