💬 Subtitle Format Converter
Switch caption files between the SRT format YouTube and editors love and the WebVTT format web players need.
✅ Free · No sign-up
Choose an .srt or .vtt file or paste below
Options
How to use the Subtitle Format Converter
- Load or paste an SRT or VTT file.
- Choose the target format (and an optional time shift).
- Press Convert, check the cue preview and warnings, then download.
Why creators use it
- Use YouTube-exported SRT captions in an HTML5 video player.
- Fix captions that are out of sync by shifting all cue times.
Good to know
- Styling tags specific to VTT (voice, class, ruby) are removed when converting to SRT, which does not support them.
- ASS/SSA and other formats are not supported.
Frequently asked questions
What is the difference between SRT and VTT?
They are almost identical: VTT starts with “WEBVTT”, uses a dot instead of a comma for milliseconds and supports extra positioning settings.