Convert Opus → MP3 Online — Free
Convert Opus audio to MP3.
Drag & drop or click to browse
Accepts .opus files up to 100 MB
Free plan includes 3 conversions/day. Need more? Talk to us →
What is a .opus file?
OPUS is a widely-used format in the Audio category. Convert Opus audio to MP3. Files in this format are commonly used across various tools, pipelines, and workflows.
What is a .mp3 file?
MP3 is a popular format in the Audio ecosystem. Converting from OPUS to MP3 gives you access to its unique features, broader tooling support, and improved interoperability.
How to convert Opus → MP3 online
Upload your file
Drag & drop your .OPUS file onto the upload zone, or click "Browse" to select it.
Validate & preview
The tool checks the file type and size before uploading. Invalid files are rejected immediately with a clear error.
Convert on the server
Click "Convert" to upload and process your file. Server-side conversion typically takes ~60 seconds.
Download your result
When done, click "Download .MP3" to save your converted file. Files are securely deleted after 1 hour.
Frequently asked questions
Is this OPUS to MP3 converter free?
Yes. The Opus → MP3 tool is free for up to 3 conversions per day. Pro (30/day) and Business (unlimited) plans unlock higher limits.
Is my file secure on the server?
Your file is uploaded over an encrypted HTTPS connection to a secure server worker. The converted file is stored temporarily and automatically deleted after 1 hour. We never share or store your files longer than necessary.
What is the maximum file size for OPUS?
You can convert files up to 100 MB. If your file is larger, consider compressing it first or upgrading to a Business plan for increased limits.
What is the difference between OPUS and MP3?
OPUS and MP3 are both formats in the Audio category, each with different use cases, tooling support, and feature sets. Convert Opus audio to MP3.
Can I convert multiple files at once?
Batch conversion is available on Pro and Business plans. Free users convert one file at a time.