Convert Opus to AC3 Online — Free
Fast, free Opus to AC3 converter. No registration required.
Drop files here or click to browse
Supports: OPUS files
Max: 100MB (free) · 2GB (Pro)
Secure Transfer
HTTPS encrypted uploads
Privacy First
Files auto-deleted after processing
No Registration
Start converting instantly
Works Everywhere
Any browser, any device
How to Convert
Upload your .opus file by dragging it into the upload area or clicking to browse.
Choose your output settings. The default settings work great for most files.
Click Convert and download your .ac3 file when it's ready.
What is Opus?
Opus is a modern audio codec designed for interactive speech and audio transmission. It provides excellent quality at low bitrates and is widely used in VoIP and streaming.
Format Details
- Full Name
- Opus Audio Codec
- Extension
- .opus
Key Features
- Low latency
- Excellent compression
- Voice optimized
- Open source
What is AC3?
AC3 is Dolby Digital's audio format commonly used in DVDs, Blu-rays, and streaming services. It supports surround sound up to 5.1 channels.
Format Details
- Full Name
- Dolby Digital Audio
- Extension
- .ac3
Key Features
- Surround sound
- DVD/Blu-ray
- 5.1 channels
- Dolby standard
Opus vs AC3
| Feature | Opus | AC3 |
|---|---|---|
| Full Name | Opus Audio Codec | Dolby Digital Audio |
| Extension | .opus | .ac3 |
| Best For | Low latency | Surround sound |