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SRT subtitle to WebVTT

SRT to VTT Converter

Convert SRT subtitle files into WebVTT captions online. Upload an SRT file or paste subtitle text, generate clean VTT output, preview captions, and download the final file.

Upload SRT Create VTT Download Caption

Turn SRT subtitles into VTT

Useful for HTML5 video captions, online courses, web players, accessibility, video publishing, and subtitle workflows.

Free SRT to VTT Converter Tool

Upload a .srt subtitle file or paste SRT content and convert it into a downloadable .vtt file.

Add SRT Subtitle

This converter changes subtitle format only. It does not translate subtitles or sync incorrect timing.

VTT Output

Ready to Convert

Add SRT subtitles and click convert to generate a VTT caption file.

WEBVTT 00:00:01.000 --> 00:00:04.000 Converted VTT preview will appear here.
0 Subtitle Cues
0 Text Lines
0 KB Input Size
0 KB VTT Size
This SRT to VTT Converter uses native PHP. No database, API, Composer, cURL, FFmpeg, or PHP exec() is required.

Why Use an SRT to VTT Converter?

An SRT to VTT Converter helps turn common subtitle files into WebVTT captions used by HTML5 video players and modern websites.

Upload or Paste SRT

Add subtitles by uploading a .srt file or pasting SubRip subtitle text directly into the converter.

Clean WebVTT Output

The converter adds the WEBVTT header and changes comma-based SRT timestamps into VTT format.

Preview and Download

Check the converted caption preview and download a ready-to-use .vtt subtitle file.

What Is SRT to VTT Conversion?

SRT to VTT conversion changes a SubRip subtitle file into a WebVTT caption file. SRT is widely used for video subtitles, while VTT is commonly used for web video captions and HTML5 players.

The main conversion step changes SRT timing like 00:00:01,000 into VTT timing like 00:00:01.000, removes simple cue number lines, and adds the required WEBVTT file header.

Feature Purpose Use Case
SRT Input Load subtitle captions Video subtitles
Timestamp Conversion Change comma time format to dot format WebVTT compatibility
WEBVTT Header Create valid VTT structure HTML5 video captions
Preview Output Check converted captions Quick review
Download VTT Save final caption file Web players and courses

How It Works

Convert SRT to VTT in three simple steps.

Add SRT

Upload a .srt subtitle file or paste your SRT subtitle text into the input box.

Convert Format

The tool converts timestamps, removes simple cue numbers, and builds a valid WebVTT file.

Download VTT

Preview the output and download your converted .vtt caption file instantly.

SRT to VTT Converter FAQs

Common questions about SRT subtitles, VTT captions, HTML5 video, timing, and server requirements.

An SRT to VTT Converter changes SubRip .srt subtitles into WebVTT .vtt captions for web video players.
No. SRT to VTT is a text subtitle conversion, so this tool uses native PHP and does not need FFmpeg.
The tool adds the WEBVTT header, changes timestamp commas to dots, and removes simple numeric cue lines.
Yes. VTT is commonly used with the HTML5 video track element for captions and subtitles.
No. This converter only changes the subtitle file format. It does not translate text or fix incorrect timing.