Subtitle Sync Shifter
Fix subtitles that appear too early or late: shift every line by seconds or fix a frame-rate drift, then download SRT or VTT. Free tool.
Drop an .srt or .vtt file
SRT, VTT
+1.5 = show 1.5 s later · −2 = 2 s earlier · also 00:00:01,250 or 800ms
Frame-rate fix
Ad space · responsive
How to use Subtitle Sync Shifter
- Drop the subtitle file.
- Enter how much to move it: +2 shows subtitles 2 seconds later, −1.5 earlier.
- If subtitles drift more and more, use the frame-rate fix. Download.
Good to know
- Runs in your browser; nothing is uploaded.
Privacy
Runs entirely in your browser. Nothing you enter or open here is uploaded.
Questions
How do I find the right offset?
Note when a line is spoken in the video and when it appears. The difference is your offset.