MicroDVD SUB to WebVTT Converter
Convert MicroDVD SUB subtitles to WebVTT with the timings preserved.
To convert MicroDVD SUB to WebVTT, paste the subtitle file above and the converted output appears immediately. Cue timings are preserved to the millisecond, and cues can be renumbered sequentially — which matters because several players silently stop at the first out-of-order index. WebVTT is required by the HTML5 <track> element, uses full stops for decimals and begins with a WEBVTT header line. It is the only format browsers play natively.
Runs in your browserAbout converting SUB to VTT
MicroDVD timings are frame numbers rather than timestamps, so a conversion needs the video frame rate to be correct — at the wrong rate the whole file drifts progressively. WebVTT is required by the HTML5 <track> element, uses full stops for decimals and begins with a WEBVTT header line. It is the only format browsers play natively.