Free PDF reader.
Read a PDF on any device, any time.
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You’ve got the files, we’ve got the tools.
Try Lumin’s free PDF reader tool.
Read files from anywhere
We know you’re not always desk-bound. Lumin will automatically sync with your mobile or tablet app, meaning you can review and read your files wherever you are.
Personalize your PDFs
Use our suite of digital annotation tools to highlight, comment on, draw or add images to your PDF documents. Whatever you need us for, you can action it with Lumin.
Read PDF files from Google
Open and read PDF files directly from Google Drive, Gmail, or Classroom. Just click the ‘open with’ dropdown on your file to find Lumin.
Read files from anywhere
We know you’re not always desk-bound. Lumin will automatically sync with your mobile or tablet app, meaning you can review and read your files wherever you are.
Personalize your PDFs
Use our suite of digital annotation tools to highlight, comment on, draw or add images to your PDF documents. Whatever you need us for, you can action it with Lumin.
Read PDF files from Google
Open and read PDF files directly from Google Drive, Gmail, or Classroom. Just click the ‘open with’ dropdown on your file to find Lumin.
Read files from anywhere
We know you’re not always desk-bound. Lumin will automatically sync with your mobile or tablet app, meaning you can review and read your files wherever you are.
Personalize your PDFs
Use our suite of digital annotation tools to highlight, comment on, draw or add images to your PDF documents. Whatever you need us for, you can action it with Lumin.
Read PDF files from Google
Open and read PDF files directly from Google Drive, Gmail, or Classroom. Just click the ‘open with’ dropdown on your file to find Lumin.
Do more doing with Lumin.
Read PDF files for free.
How to view a PDF with Lumin
1. Sign up or open with Google
Head to luminpdf.com and create a free account, if you haven’t already. Or open your file directly in Google Drive, Classroom or Gmail, click the ‘open with’ dropdown and select Lumin.
2. Add files
In document viewer mode simply drag and drop a file from your desktop into your documents and double click to open, or upload from Google Drive or Dropbox.
3. Read away
Done! You can now view your file, annotate it with our digital toolkit and send, save or auto-sync with Google Drive when you’re ready.
Explore Lumin’s digital toolkit
See all featuresFeatured articles
Article
Dec 15, 2020
The best way to edit a PDF in Google Drive
PDFs are a staple format for purchase orders, legal contracts, digital magazines and much more. But did you know you can edit these PDFs – without leaving Google Drive? Welcome to 2022, where you never have to leave Google Drive.
Read more The best way to edit a PDF in Google DriveArticle
Mar 25, 2022
Lumin’s top 5 most used online PDF editing tools.
Lumin is here to make your life easier. Our tools are designed to help you get things done with ease and accessibility. Learn about our most used tools and how you can use them to get more done.
Read more Lumin’s top 5 most used online PDF editing tools.Article
Nov 08, 2021
All You Need to Know About Cloud Document Collaboration
If you said to the average person twenty, or maybe even ten years ago that you work on the cloud, they would have had no idea what you were talking about. But now many people do just that. Cloud based collaboration is the new norm. This is where people work simultaneously at any time online. This may be across particular documents, collaborative tools, or anywhere data is stored in the cloud. There are now a host of cloud collaboration services out there, and a lot of things to consider when adopting them. This article explains what cloud document collaboration is, highlighting some advantages and challenges that adopting this approach can bring, and suggests some useful cloud collaboration solutions.
Read more All You Need to Know About Cloud Document Collaboration
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Frequently Asked Questions
Is Lumin free?
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 our most popular features.
Can I view my PDF on mobile?
Yes, absolutely. Lumin has a desktop, mobile and tablet app that syncs all your files and updates so you won’t miss a thing. Our app is compatible with Apple and Android devices.
Can I unlock a PDF?
Yes, Lumin offers an Unlock feature that lets you unlock your PDF documents. Just head to Lumin Tools and navigate to ‘unlock’ to get started.