Saw it mentioned at Cast last night! Love Immersive Reader.

Taylor Coffee
Firefox user
Text-to-speech, dyslexia-friendly fonts, immersive reader, reading rulers, and 30+ more tools - right in Mozilla Firefox.
Trusted by teams at

One extension with all the accessibility and reading tools you need - built right into your browser.

Reading Mode, Immersive Reader, dyslexia-friendly fonts, and reading rulers for any webpage.

Natural voices in 30+ languages. Listen to any page read aloud.

OpenDyslexic, Lexend, and other fonts designed to improve readability.

Voice typing, word prediction, spell check, and sticky notes. Works in Google Docs, Gmail, and across the web.

Tinted overlays and backgrounds to reduce visual stress and light sensitivity.

Pull text from images, screenshots, and scanned PDFs instantly.

Chrome, Edge, Firefox, and Safari. One extension everywhere.

Annotations, highlighter, translation, dictionary, and so much more. Explore them all.

Trusted by Uber, Harvard, Microsoft, and over a million people worldwide.
Saw it mentioned at Cast last night! Love Immersive Reader.

Taylor Coffee
Firefox user
Really makes reading easier for dyslexics.

Máiréad Jones
Helperbird user
Thank you!! Love the tint feature.

A Google User
Helperbird user
It's helped me immensely with being able to focus and process words on any website
Emily Chan
Helperbird user
Helperbird has helped me with school work.

Heather Zuniga
Helperbird user
Insightful functionality. Well done.
David Linde
Helperbird user
Quick answers to common questions. Need more help? Contact us.
Helperbird is a browser extension that makes websites, PDFs, and documents easier to read. It includes text-to-speech, dyslexia-friendly fonts, reading guides, and many other tools to help you read and write online.
Visit your browser's extension store (Chrome, Firefox, Edge, or Safari), search for 'Helperbird', and click 'Add to Browser'. Once installed, you'll see the Helperbird icon in your toolbar.
Yes! Helperbird has a free version with essential features that will always be free. Helperbird Pro is $30/year, Helperbird for Business or Schools is $1,500/year, and for Enterprise pricing, contact us.
Click the Helperbird icon, go to Settings, and log in using your browser's email account. If you have a subscription key, you can enter it there too.
Yes! Select any text on a page, right-click, and choose 'Text to speech' from the Helperbird menu. You can also use the play button in the Helperbird panel.

Make browsing easier and more accessible with tools like Text to Speech, Immersive Reader, and more.