Free captioning right in your browser.

Web Captioner makes your event, speech, classroom lecture, or church service accessible with real-time captioning.

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Let there Be Accessibility


Impressively accurate speech-to-text transcription provided by the Web Speech API.


Text appears within seconds.

Custom Language and Appearance

Change spoken language, fonts, colors, chroma key background, text position, and more.

Just Bring a Microphone

Web Captioner runs on your existing computer. Even if your computer isn’t the latest and greatest, it will still work great with Web Captioner. All you need is a microphone or some other audio input source connected to your computer.


Web Captioner can recognize speech in over 40 languages and dialects.

Save to File

Keep a history of your transcripts.

Word Blacklist

Censor words or make substitutions to words or phrases live.


Get support and see how others are using Web Captioner.

Sings with vMix

Easily stream captions to vMix, a popular live video production suite.

Cool Developer

I'm on Facebook and I love hearing about how you use Web Captioner.

And It's Free

Web Captioner relies on ongoing Value-for-Value donations to keep things running smoothly.

Ready, set, caption!

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or visit the Help Center or Blog to learn more.

Excerpts from "The Price is Right" and "Julia Child" are courtesy of Wikipedia Contributors.