Source: https://polysh.io/tools/subtitle-delay-calculator/

A little tool. A clearer workflow.

# Free Subtitle Delay Calculator

Use the free subtitle delay calculator with SRT or WebVTT captions. Your files stay in your browser.

✓ Runs in your browser✓ No uploads✓ No account required

## How to use Subtitle Delay Calculator

1. Enter the expected and observed timestamps for the same caption.
2. Calculate the delay to see the offset needed to align the observed caption.

## Know your result

Positive delay means the observed caption is late. Use Subtitle Time Shifter to apply the recommended offset to a complete file.

Files and pasted content are processed on your device. Polysh does not receive your input through these tools.

## Turn your captioned walkthrough into a polished narrated video.

Continue your workflow with Polysh.

[Explore narrated videos →](https://polysh.io/products/narrated-videos/)

## More subtitles & captions

[SRT Viewer Use the free srt viewer with SRT or WebVTT captions. Your files stay in your browser. Open free tool →](https://polysh.io/tools/srt-viewer/)[SRT Editor Use the free srt editor with SRT or WebVTT captions. Your files stay in your browser. Open free tool →](https://polysh.io/tools/srt-editor/)[VTT Viewer Use the free vtt viewer with SRT or WebVTT captions. Your files stay in your browser. Open free tool →](https://polysh.io/tools/vtt-viewer/)[VTT Editor Use the free vtt editor with SRT or WebVTT captions. Your files stay in your browser. Open free tool →](https://polysh.io/tools/vtt-editor/)

[Browse all free tools →](https://polysh.io/tools/)