SRT and VTT Subtitle Editor
Show cues, edit times, shift timing, or convert between SRT and VTT.
Paste SRT or WebVTT, or upload a .srt or .vtt file.
Positive moves the subtitles later, negative earlier. For example 1.5 or -0.5.
Your result
Paste or upload subtitles to shift or convert them.
How to use it
- Paste the subtitles or upload an .srt or .vtt file.
- Type the shift in seconds and choose the format.
- Download the file.
Examples
- LaterShift 1.5 00:00:01,000 becomes 00:00:02,500
- EarlierShift -0.5 Every line starts half a second sooner
- ConvertWebVTT to SRT Numbered lines and a comma before the milliseconds
Tool details and privacy
Shift the timing of an SRT or WebVTT subtitle file by seconds, convert between the two, and review the lines in a table.
Subtitles that run early or late against the audio are fixed with one shift.
Options
- VTT notes and cue settings are skipped.
Limits
- It does not change or translate the text.
- A shift that starts a line before 0:00 is refused.
Privacy
What you type or open stays in your browser. Nothing is uploaded or saved on the server.
Questions
What unit is the shift?
Seconds, such as 1.5.
Are commas in the text kept?
Yes.
Are VTT files accepted?
Yes.
Is the file uploaded?
No.