SBV is the caption format YouTube used for exports and uploads. Outside YouTube, few tools read it.
SRT works in almost every video player, editor and platform, so converting makes your captions reusable. Everything runs in your browser, so the files stay on your device.
How to convert SBV to SRT
- Drop your SBV files on the box above.
- SRT is already selected.
- Type a shift in seconds if the timing needs fixing.
- Press Convert and download.
Questions
Where do SBV files come from?
Older YouTube Studio caption downloads.
Is anything lost?
No, SBV has only text and timing, which SRT keeps.
Can I convert to VTT instead?
Yes, pick VTT in the format list.