SRT to WebVTT converter

Convert SRT subtitles to WebVTT, with timing checks before download.

Local processingYour captions stay on this device.

Checks syntax, timing, empty cues, overlaps and reading speed. It does not check transcript accuracy. Conversion keeps caption text and times, but drops positioning settings and metadata blocks.

Web captions need WebVTT

WebVTT uses a WEBVTT header and periods in millisecond timestamps. Renaming an SRT file to .vtt does not convert its contents. This converter writes the correct syntax while keeping caption times and text.

Related tools

Subtitle validatorWebVTT generator

FAQ

Does this upload my recording? +

No. This tool processes the file on your device. There are no audio uploads or server processing charges.

Will this translate my subtitles? +

No. It changes the file format without translating or rewriting the caption text.