Convert MP4 to OPUS Online Free
Convert MP4 to OPUS instantly in your browser. No uploads needed - your files stay private on your device.
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images, videos, audio, documents - all processed locally
Why extract audio from MP4?
- ✓Create audio-only versions for podcasts or music libraries
- ✓Reduce file size when video content isn't needed
- ✓Extract soundtracks, voiceovers, or background music
- ✓Prepare audio for editing in dedicated audio software
How to convert MP4 to OPUS
Upload your file
Drag and drop your MP4 file onto the converter, or click to browse your files.
Select OPUS as output
Choose OPUS from the format dropdown. The converter will automatically detect your file type.
Convert instantly
Your file is processed entirely in your browser using WebAssembly. No upload needed.
Download your file
Click the download button to save your converted OPUS file.
About MP4 format
MP4 is the most widely used video container format, supporting H.264/H.265 video codecs and AAC audio. It offers excellent compression while maintaining high quality, making it the standard for streaming, downloads, and video sharing. Nearly every device, platform, and media player supports MP4 playback.
Pros
- +Universal device and platform support
- +Excellent compression with H.264/H.265
- +Supports subtitles and multiple audio tracks
Cons
- -Lossy compression affects quality
- -Editing can be complex without re-encoding
- -Some advanced codecs may not play everywhere
About OPUS format
Opus is a versatile, open-source audio codec excelling at both speech and music compression. It provides the best quality at low bitrates, making it ideal for voice calls, streaming, and bandwidth-constrained applications. Opus is the standard codec for WebRTC and modern voice communication.
Pros
- +Best quality at low bitrates
- +Excellent for voice and music
- +Open source and royalty-free
Cons
- -Limited legacy support
- -Less common in music distribution
- -Requires modern software