Free Online Converter
Convert OPUS to M4A
Free online Opus Audio Codec to MPEG-4 Audio converter. Fast, secure processing directly in your browser.
How to Convert OPUS to M4A
- Click or drag your OPUS file into the upload area above
- Wait for the file to be loaded (happens instantly in your browser)
- Click the "Convert File" button
- Your processed M4A file will automatically download
Why Convert OPUS to M4A?
Key Features
100% FreeNo subscription, no hidden fees, no limits
Privacy FirstFiles never leave your device
Fast ProcessingInstant browser-based conversion
No InstallationWorks directly in your browser
High QualityMaintains quality during conversion
SecureClient-side processing only
About OPUS and M4A Formats
OPUS (Opus Audio Codec)
Opus is a modern, open audio codec designed for interactive speech and music transmission over the Internet. Offers excellent quality at low bitrates.
M4A (MPEG-4 Audio)
M4A is an audio-only MPEG-4 container commonly used by Apple devices and iTunes. Supports both lossy (AAC) and lossless (ALAC) compression.