Dyslexia Ruler

Learn how to use a dyslexia ruler on any website, pdf or app.

What is a dyslexia ruler?

A dyslexia ruler is a transparent ruler that can be used to help you read text. Helperbird allows
you to use it on every website you visit.

How to use a dyslexia ruler

  • Open Helperbird on Chrome, Firefox or Edge
  • Scroll to the Dyslexia ruler card.
  • Toggle the on/off switch to On.
  • A ruler, will now appear on the page.
  • Thats it.


  • Follow cursor
  • Ruler color
  • Ruler size
  • Ruler position
  • Ruler opacity
  • Ruler Width

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