TS to WebM (VP9) - Online Video Converter
Convert TS to WebM (VP9) online. Private, client-side - no uploadrequired. Batch conversion, quality presets, codec control.
About TS to WebM (VP9)
Convert TS to WebM. TS is the MPEG transport stream built for broadcast with error recovery. WebM pairs VP9 video with Opus audio and supports an alpha channel. Apple editors accept it unevenly; keep MP4 for editing round-trips..
Why convert TS to WebM (VP9)?
- Smaller files with WebM lossy compression.
- Keep animation and transparency where supported.
- Private, no upload - runs in your browser.
TS vs WebM (VP9)
| Animation | Yes | Yes |
|---|---|---|
| Transparency | No | Yes |
| Compression | lossy | lossy |
| Typical use | TS is the MPEG transport stream built for broadcast with error recovery. | WebM pairs VP9 video with Opus audio and supports an alpha channel. |
When not to convert TS to WebM (VP9)
- Skip WebM for archival masters: lossy compression discards detail, so keep the TS original.
- Keep a master copy: repeated exports stack small losses, so archive TS before batch WebM shares.
Limits
Starting point: TS - TS is the MPEG transport stream built for broadcast with error recovery. Captures may start mid-packet; trim the lead-in after conversion. Apple editors accept it unevenly; keep MP4 for editing round-trips. Encode WebM (VP9 / Opus) from TS 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.