Annotate PDFs from anywhere

Comment, highlight and draw on documents in real-time.

You’re in good company

  • Remax
  • Netflix
  • NZSO
  • Century21
  • Deloitte
  • airbnb
  • Zillow
  • uber

Get more docs done with our digital toolkit

  • Annotate PDFs digitally

    Annotate PDFs digitally

    Add comments, images and highlights to any document. Our digital annotation tools can be used on any device.
  • Stay in sync with Google

    Stay in sync with Google

    We’re fully integrated with the tools you love, like Google and Dropbox. All your edits are made in real-time and your work saved automatically.
  • Tools for everyone

    Tools for everyone

    Whether you’re working on a report, homework, health and safety forms or posters. Lumin has the annotation tools you need.

More impact, less admin.
Annotate PDFs for free.

How to annotate a PDF


Sign up

Create a free account, if you haven't already. Upload a PDF to Lumin and use our easy, extensive suite of annotation tools.


Add files

Upload a PDF via Google Drive or Dropbox, or simply drag it in from your desktop and double click to open.


Explore tools

You’ll see our full suite of annotation features in your toolbar. Try them out!

One platform for all your PDF tools

Explore our plans


For casual users trying out Lumin

$0 USD

$0 USD

Free includes:
  • Annotate 3 docs
  • Digitally sign PDFs

Most popular


For busy professionals or small teams

A small team is 5-10 people

$19 USD

Per month, per team

$19 USD

Per month, per team

Everything on Starter, plus:
  • 30 docs per month team-wide
  • Edit PDF text
  • Split documents
Looking for a team or business plan?View plans

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PDFs annotated
in seconds

PDFs annotated<br /> in seconds

Frequently asked questions

  • Is Lumin free?

    Sure is! Lots of our tools are free. You can draw on PDFs, comment on them, add text, signatures and images; all the basics are covered.

    Our paid plans expand your toolkit: you can edit PDF text, redact information, create fillable fields and much more. Discover our plans to learn which one is the right fit for you.

  • How do I use Lumin?

    Lumin works on your browser, or you can download our desktop app and keep Lumin handy on your computer. We’ve also got a mobile and tablet app which includes Lumin’s most popular features.

  • Can I highlight PDFs?

    Yes. We know how vital the humble highlighter is to note-takers everywhere. You can highlight text on any plan, including free. We also have a freehand highlight tool, so you can highlight images on any PDF you like.

  • Can I draw on PDF documents?

    Yes. We have a freehand tool that lets you draw on documents. Use it on your tablet or with a stylus for more control. You’ll find the freehand tool in toolbar.