AppHelp guide
Subtitle and Caption Timing Workflows
Learn how to convert SRT to VTT, shift subtitle timing, merge bilingual captions, and count caption text before publishing.
Quick answer
Use SRT to VTT conversion when a web player expects VTT. Shift subtitle timing when every caption is early or late by the same offset. Merge bilingual subtitles when two language tracks should appear together, and count text when caption length affects readability.
Convert format for the player
SRT is common for editing and subtitle exchange. VTT is common for web playback. Convert formats only after checking that timestamps, numbering, and cue text are valid.
Shift timing before merging
If one subtitle track is consistently early or late, shift it before merging with another language. Merging first makes timing problems harder to isolate.
- Check the first and last caption
- Use the same offset only when drift is consistent
- Keep a backup of the original subtitle file
Keep captions readable
Long captions are hard to read, especially in bilingual tracks. Count characters and lines when preparing educational videos, social clips, or translated subtitles.
Frequently asked questions
Should I shift subtitles before converting SRT to VTT?
Either can work, but fixing timing before final export keeps the review flow clearer and avoids repeating conversion.
Why do bilingual subtitles feel too crowded?
Two languages can double the visible text. Count characters and shorten lines so viewers have enough time to read.