How to Use the PDF Reader in Helperbird

Learn how to open and read PDFs in Helperbird with built-in note-taking, annotations, voice typing, translation, and summarization tools.

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What is the PDF Reader?

The PDF Reader is a built-in tool that lets you open and read PDF documents directly in your browser with extra accessibility features. It includes tools for note-taking, annotations, drawing, voice typing, translation, summarization, and more — all in one place.

The Helperbird PDF Reader with a document loaded, showing the toolbar at the top and the PDF content below


Who is This For?

This feature is helpful for:

  • Students who read PDF textbooks and lecture notes
  • Researchers who work with academic papers
  • Anyone who needs to annotate PDF documents
  • People who want text-to-speech for PDFs
  • Anyone who needs to translate or summarize PDF content

Step 1: Open a PDF in Helperbird

When you view a PDF in your browser, look for the green "Open PDF in Helperbird – Click to Open" button at the bottom of the page.

The green banner at the bottom of a browser PDF showing the Open PDF in Helperbird button

Click this button. The PDF will open in Helperbird's reader interface with all tools available in the toolbar at the top.

The Helperbird PDF Reader after opening a PDF, showing the clean reading interface


Step 2: Navigate and Read

Once your PDF is open, you will see page numbers at the top for easy navigation.

Use the arrow buttons or type a page number to jump to a specific page. You can also zoom in and out using the zoom controls in the toolbar.

The PDF Reader toolbar showing page navigation arrows, page number input, and zoom controls


Step 3: Take Notes

Click the Notepad button in the top toolbar to open the note-taking panel.

This opens a split view with your PDF on the left and the Notepad on the right.

The PDF Reader in split view with the Notepad panel open on the right side

In the Notepad you can:

  • Type notes — Write your thoughts as you read
  • Voice Typing — Click the microphone icon to dictate notes instead of typing
  • Grammar/Spell Check — Click the "A" with checkmark icon to check for errors
  • Print — Click the print icon to print your notes
  • Download — Save your notes or the annotated PDF
  • Add text to PDF — Click the Add text to PDF button below the text editor to insert your notes as a text box on the current PDF page

The Notepad toolbar showing voice typing, grammar check, print, and download buttons


Step 4: Use Quick Tools

Click the Tools menu button (the round dots button labelled "More options") in the top navigation bar to access quick tools:

The Quick Tools dropdown menu showing Immersive Reader, Translate, Summarize, and Extract text options

  • Immersive Reader — Open the PDF in a clean reading mode
  • Translate — Open the current page, or just the text you have highlighted, in Immersive Reader with translation switched on in your saved language
  • Summarize — Get a quick summary of the PDF content
  • Extract text (OCR) — Pull text from the PDF to use elsewhere

Step 5: Download Your PDF

Click the Download button (download icon with arrow) in the toolbar to save your PDF.

An options menu will appear with two choices:

  • Original only — Download the original PDF without any changes
  • With my changes — Download the PDF with all your text boxes, drawings, and formatting included

The download options menu showing Original only and With my changes buttons

Tip: The PDF Reader combines all of Helperbird's powerful tools in one place, making it perfect for studying, research, and document review. Use voice typing for quick note-taking, the Add Textbox button to add text boxes directly on the PDF, and the Drawing Tools to mark up pages with freehand pen, shapes, and arrows.

For the full start-to-finish walkthrough, see How to Annotate and Export a PDF with Helperbird.


Video Tutorial


Need Additional Help?

If you have any questions or run into any issues, please contact the Helperbird support team. You can reach us at Helperbird support. We are happy to help you get the most out of Helperbird.

What People Are Saying

Join over 1,000,000 people who use Helperbird every day.

I have been a user of Helperbird for the past year or so and a huge fan of the work Robert has done. I have switched from Chrome to Firefox and glad this here too. 5/5. Can't wait for Voice Typing support

Damon Robin

Damon Robin

Firefox user

I really liked the ease of setting up and also accessing the tool while you are on chrome. I had no trouble, and within a week found myself using it without even noticing.

Daniel C.

Daniel C.

Account Executive

Helperbird is an excellent extension supporting a range of learning differences. Aside from providing many evidence-based dyslexia-assistive tools, the extension also functions as an easy-to-use, feature-rich web experience customization tool suitable to support a wide range of cognitive differences (i.e., color blindness and ADHD-related focus concerns, among others). Also, the developer is a very good person who supports the various learning-different communities in many ways, including by designing the free version of Helperbird to provide enough functionality to be beneficial to people who cannot afford to subscribe to the full-function version.

Kirk Smith

Kirk Smith

Helperbird user

Helperbird is one of the most helpful tools I've ever used. It has so many great features that not many other apps or software have. The free version can be installed and stay forever on your browser. Other companies don't always give you access for free or give access for free forever. When you do get access to the Pro version or other paid plans, you expand your opportunity to read and stay focused better. One of the other great things about Helperbird is their support service. They have a video for every single feature that you can use. They are simple and helpful videos that make the learning process a lot easier. In addition, they have great live chat support. They are super nice and helpful. They always encourage people to give suggestions on how to improve Helperbird. Why is this important? It shows they really care about people with disabilities or people in general.

Alex R

Alex R

Helperbird user

It works Amazing!

A Google User

A Google User

Helperbird user

Wow what great tool, I love it! Keep up the excellent work. Add more fonts in the future and cant wait for the ios version!!

A Google User

A Google User

Helperbird user

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