Annotate & highlight PDFs but we also offer dyslexia support and much more

Highlight paragraphs. Annotate the file. Send it around. Review it online. Helperbird makes it easy to annotate your PDF documents with dyslexia support and send them for group review online and for studying.

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Highlight paragraphs. Annotate the file. Send it around. Review it online. Helperbird makes it easy to annotate your PDF documents with dyslexia support and send them for group review online and for studying.

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Features

Text to speech

Immersive reader

Sticky notes & annotations

Higlight.

How to annotate PDF files online

Open Helperbird and select the PDF reader option.

Click the open PDF button.

Click annotate button along the top.

Thats it.

How to highlight PDF files online

Open Helperbird and select the PDF reader option.

Click the open PDF button.

Click annotate button along the top.

Thats it.

More features

Annotations

Highlight or annotate web pages, documents, pdfs, ebooks and more to improve research and study.

Discover Annotations

Letters & Words spacing

Adjust letter and word spacing, font size and line-height according to your needs.

Discover Letters & Words spacing

Image & Alt descriptions

Show Alt & Image descriptions on mouse over.

Discover Image & Alt descriptions

Analyze text

Find the amount of letters, characters and words in seconds.

Discover Analyze text

Auto scroll

Auto-scroll on any website and save it in three different modes; slow, medium and fast.

Discover Auto scroll

Reading list

Helperbirds reading list helps you with Organization, Syncing websites to read later.

Discover Reading list

Color blindness

Color blindness features including emphasize Links and adding stroke to text. More coming

Discover Color blindness

Cursor options

Choose between different cursor sizes; extra large, large, normal and small.

Discover Cursor options

English Dictionary

Dictionary app by Helperbird allows you to easily lookup the meaning of any English word.

Discover English Dictionary

Document editor

Create, edit and delete documents in a full editor. Export and import to Google docs, Markdown and more.

Discover Document editor

Font sizes

Change the font sizes of any website or document.

Discover Font sizes

Translate

Helperbird gives free translation support to any website, PDF or app.

Discover Translate

Helperbird for Students only $ 40 yearly.