Free SRT to VTT subtitle converter

Convert subtitle files between SRT, WebVTT, and plain text. Validate timestamps, overlaps, empty cues, and malformed caption blocks before downloading the result.

What this free tool does

• SRT to VTT conversion
• VTT to SRT conversion
• Subtitle to plain text conversion
• Timestamp and overlap validation

Files are processed locally in your browser and are not uploaded to AutoCaptions.