Line focus

Learn how to use a line focus on any website, pdf or app.

What is a line focus?

A line focus 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 line focus

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


  • Line focus color
  • Line focus size
  • Line focus opacity
  • Line focus Width

Helperbird for Students only $ 40 yearly.