NUT to BIK - Online Video Converter
Convert NUT to BIK online. Private, client-side - no uploadrequired. Batch conversion, quality presets, codec control.
About NUT to BIK
Convert NUT to BIK. NUT is FFmpeg's research container built for seeking and error recovery. BIK is RAD's game-video format pairing Bink video with Bink audio. Game-rip headers can confuse players; remuxing usually repairs them..
Why convert NUT to BIK?
- Smaller files with BIK lossy compression.
- Keep animation and transparency where supported.
- Private, no upload - runs in your browser.
NUT vs BIK
| Animation | Yes | Yes |
|---|---|---|
| Transparency | No | No |
| Compression | lossy | lossy |
| Typical use | NUT is FFmpeg's research container built for seeking and error recovery. | BIK is RAD's game-video format pairing Bink video with Bink audio. |
When not to convert NUT to BIK
- Skip BIK for archival masters: lossy compression discards detail, so keep the NUT original.
- Keep a master copy: repeated exports stack small losses, so archive NUT before batch BIK shares.
Limits
Starting point: NUT - NUT is FFmpeg's research container built for seeking and error recovery. Few players open it, so convert for sharing. Game-rip headers can confuse players; remuxing usually repairs them. Encode BIK (H.264 / AAC) from NUT 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.