OPUS Converter
Turn any OPUS file into the format you need. Conversion is free, needs no signup, and your files are deleted from our servers after 2 hours.
Free
no account needed
Frankfurt
stored in the EU
2 hours
then files are deleted
New conversion
Any format in, the right format out
Drag and drop your files here, or import from:
Upload files up to 100 MB in OPUS
How to convert OPUS files
Everything happens on this page, in any modern browser, with nothing to install.
Upload your OPUS file
Drag and drop your OPUS file or browse from your device, Google Drive, Dropbox, or OneDrive.
Pick the format
Choose one of the formats your OPUS file converts to, then press Convert.
Download your file
Most files are ready in seconds.
What you get from the OPUS converter
Here you can turn OPUS into MP3.
- 01
Each OPUS file you add comes back as its own download, under its original name.
- 02
With several results, Download all saves them all with one click.
- 03
If one file in a batch fails, the others still finish, and the result says what went wrong.
OPUS
Opus is an open, royalty-free audio codec standardized by the IETF in 2012 for speech and music over the internet. It sounds better than MP3 or AAC at low bitrates and is used in WebRTC calls, Discord voice chat and WhatsApp voice messages, but Safari only began playing .opus files in 2025.
Convert from OPUS
Convert your OPUS files to other formats quickly and easily. Choose a target format below to get started.
Frequently asked questions
Still have questions? Contact support.
Is it free to convert OPUS files?
Yes, the OPUS converter is completely free. You can convert files up to 100 MB and up to 10 files per batch, and no signup or account is required.
Will converting OPUS files affect the quality?
Our converter preserves the original quality of your OPUS files during conversion. The output maintains formatting, layout, and visual fidelity as closely as possible.
Can I convert multiple OPUS files at once?
Yes. You can convert up to 10 OPUS files in a single batch. Drag and drop all the files at once, and Novitora processes them together.
Is my data safe when converting OPUS files?
Your files upload to Novitora servers over an encrypted TLS connection and are automatically deleted 2 hours after upload. Data is stored in the EU (Frankfurt), and we follow SOC 2-aligned security practices.
What devices can I use to convert OPUS files?
Novitora works in any modern web browser on desktops, laptops, tablets, and phones. There is nothing to install: open the page, upload your OPUS file, and download the result.
Your data, our priority
At Novitora, we convert your files and protect them. Your data is covered end to end: encrypted transfers, storage in the EU, and automatic file deletion 2 hours after upload.
SecuritySSL/TLS encryption
Files travel over encrypted connections and stay encrypted while they are processed.
Secured data centers
Processing happens in hardened data centers with continuous monitoring.
Access control and authentication
Strict access controls ensure only you can reach your files before they are automatically deleted.
- SOC 2-aligned practices, GDPR-ready
- Files auto-delete after 2 hours
- Files stored in Frankfurt, EU