SRT Subtitle Shifter

Fix out-of-sync subtitles: shift all timestamps, rescale via two anchor points, or convert between framerates. Everything runs locally in your browser.

Or paste SRT content

Shift by (negative = earlier)

Unit

Times are clamped at 00:00:00,000.

Output is re-serialized with sequential indices, zero-padded HH:MM:SS,mmm timestamps, and CRLF line endings for maximum player compatibility.