Theora to RM - Online Video Converter
Convert Theora to RM online. Private, client-side - no uploadrequired. Batch conversion, quality presets, codec control.
About Theora to RM
Convert Theora to RM. Theora is Xiph's open video codec paired with Vorbis audio. RM is RealNetworks' streaming container pairing RV video with Cook audio. Decoding paths for early Real codecs are scarce; try remuxing first..
Why convert Theora to RM?
- Smaller files with RM lossy compression.
- Keep animation and transparency where supported.
- Private, no upload - runs in your browser.
Theora vs RM
| Animation | Yes | Yes |
|---|---|---|
| Transparency | No | No |
| Compression | lossy | lossy |
| Typical use | Theora is Xiph's open video codec paired with Vorbis audio. | RM is RealNetworks' streaming container pairing RV video with Cook audio. |
When not to convert Theora to RM
- Skip RM for archival masters: lossy compression discards detail, so keep the Theora original.
- Keep a master copy: repeated exports stack small losses, so archive Theora before batch RM shares.
Limits
Starting point: Theora - Theora is Xiph's open video codec paired with Vorbis audio. Ogg multiplexing quirks can offset sync; verify after conversion. Decoding paths for early Real codecs are scarce; try remuxing first. Encode RM (RV10 / AC-3) from Theora at a bitrate near the source, and confirm the audio track before converting.
How conversion works
Conversion runs entirely in your browser with FFmpeg WASM. Files never leave your device.