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RM to NUT - Online Video Converter
Convert RM to NUT online. Private, client-side - no uploadrequired. Batch conversion, quality presets, codec control.
Convert RM to NUT
Drop RM video here or click to select
RM, RMVB
NUT (H.264 / AAC)
About RM to NUT
Convert RM to NUT. RM is RealNetworks' streaming container pairing RV video with Cook audio. NUT is FFmpeg's research container built for seeking and error recovery. Few players open it, so convert for sharing..
Why convert RM to NUT?
- Smaller files with NUT lossy compression.
- Keep animation and transparency where supported.
- Private, no upload - runs in your browser.
RM vs NUT
| Animation | Yes | Yes |
|---|---|---|
| Transparency | No | No |
| Compression | lossy | lossy |
| Typical use | RM is RealNetworks' streaming container pairing RV video with Cook audio. | NUT is FFmpeg's research container built for seeking and error recovery. |
When not to convert RM to NUT
- Skip NUT for archival masters: lossy compression discards detail, so keep the RM original.
- Keep a master copy: repeated exports stack small losses, so archive RM before batch NUT shares.
Limits
Starting point: RM - RM is RealNetworks' streaming container pairing RV video with Cook audio. Decoding paths for early Real codecs are scarce; try remuxing first. Few players open it, so convert for sharing. Encode NUT (H.264 / AAC) from RM 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.
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FAQ
How do I convert RM to NUT?
Drop your RM file onto this page, choose quality and codec settings, then click Convert. The result downloads as NUT instantly. All processing runs in your browser.
What codec is used for NUT?
The default codec for NUT is H.264 / AAC. You can change the video and audio codec in Advanced mode.
How do you store my files?
We do not store any processed videos. All conversion happens entirely in your browser using FFmpeg WASM.