Convert SRT to VTT (or VTT to SRT)
Switch subtitle files between SRT and VTT right in your browser — nothing uploads. Free, no signup. Need captions generated from audio instead? Generate subtitles (sign up).
Drop a file or click to choose
Free · no signup · runs in your browser · nothing uploads
Choose a fileConvert SRT ↔ VTT in three steps
Drop the subtitle file, pick the output format, and download. It happens instantly in your browser.
SRT or VTT?
Use VTT for web players (HTML5 <track>), SRT almost everywhere else. Same timings, same text — just a format swap.
Nothing uploads
Subtitle files can contain sensitive transcripts, so this runs entirely on your device.
Need captions from audio?
If you don’t have a subtitle file yet, generate subtitles straight from a video or audio file (sign up — 30 free minutes).
Frequently asked questions
Does my file upload?
No — it's converted in your browser; nothing leaves your device.
Is it free?
Yes. Free, no signup, no limits.
What's the difference between SRT and VTT?
Both are subtitle files; VTT (WebVTT) is the web-standard used by HTML5 video, while SRT is the most widely supported elsewhere. The text and timings are the same.
Can you make captions from my audio?
Yes — that's transcription. Use the subtitle generator (sign up for 30 free minutes).