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Subtitles tool

SRT to VTT

Convert SubRip captions to WebVTT for the web player.

Runs on-deviceNo sign-upFree

SRT to VTT workspace

Workspace

SRT to VTT

Runs locally

Supports SRT and WebVTT. Cue times are parsed to the millisecond and rebuilt without touching your video.

Captions

The guide

By the utils.sbs team · Reviewed November 2026 · How we build and review tools

Quick answer

SRT to VTT is a free browser-based subtitles tool. Convert SubRip captions to WebVTT for the web player. It runs with JavaScript text parsing locally, requires no account and does not upload your files. Open the page, add your input, adjust any options and download the result.

What is SRT to VTT?

SRT to VTT is a free browser-based subtitles tool from utils.sbs. Convert SubRip captions to WebVTT for the web player. It is built for quick, focused jobs: open the page, add your input, adjust the options and take the result with you. No account, install or server upload is required.

At a glance

CategorySubtitles
InputSRT, VTT or plain subtitle text
OutputAn adjusted SRT, VTT or plain-text subtitle file
EngineJavaScript text parsing
ProcessingIn your browser
PriceFree
AccountNot required

How SRT to VTT works

Subtitle files are parsed as text, adjusted with the selected timing or format options, and written back out as a downloadable file.

How to use SRT to VTT

  1. 1Open SRT to VTT and add your input.
  2. 2Use the default settings, or choose the format or detail level that matches your goal.
  3. 3Run the tool, check the preview or result, and download the output.

When to use SRT to VTT

  • Convert subtitle files between SRT, VTT and plain text.
  • Shift or retime captions after editing a video.
  • Clean duplicate cues and line breaks before uploading captions.

Limitations

Overlapping cues or unusual text encodings may require manual cleanup after conversion.

Privacy and accuracy

SRT to VTT processes its input in the browser whenever the platform API allows it. Files and values are not uploaded to a server for processing, and the tool does not require an account. For calculations, use the result as a reference and verify important decisions against the source formula or a qualified professional. Read our methodology.

FAQ

SRT to VTT questions

  • What can I do with SRT to VTT?

    Convert SubRip captions to WebVTT for the web player. SRT to VTT is part of the Subtitles shelf on utils.sbs and is designed for quick, one-off tasks.

  • Is SRT to VTT free to use?

    Yes. SRT to VTT is free, requires no account, and has no per-file or per-use charge.

  • Are my files uploaded when I use SRT to VTT?

    No. SRT to VTT is designed to process your input locally in the browser. Files are not uploaded to a server for processing.

  • What formats does SRT to VTT support?

    It reads common subtitle formats such as SRT and VTT and writes the converted or adjusted file back out.

  • Can I use SRT to VTT on my phone?

    Yes. SRT to VTT is responsive and works in modern mobile browsers. Very large files may be limited by the device's available memory.

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