SRT subtitle formatter & time shifter

Renumber subtitle blocks and shift all timestamps by a fixed offset to resync an .srt subtitle file.

Time offset (ms)

Frequently asked questions

How do I fix subtitles that are out of sync?

Enter a positive offset (in milliseconds) to delay subtitles, or a negative offset to make them appear earlier.

Scrub a video and grab any frame as a downloadable image.

Turn a short video clip into an animated GIF, in your browser.

Trim an audio file to a start and end point and download it as WAV.

Speed up or slow down an audio file and download the result.

Renumber subtitle blocks and shift all timestamps by a fixed offset to resync an .srt subtitle file.

Time offset (ms)

How do I fix subtitles that are out of sync?

Enter a positive offset (in milliseconds) to delay subtitles, or a negative offset to make them appear earlier.

Scrub a video and grab any frame as a downloadable image.

Turn a short video clip into an animated GIF, in your browser.

Trim an audio file to a start and end point and download it as WAV.

Speed up or slow down an audio file and download the result.