Free PDF Viewer to Read, Sign, Annotate and Collaborate on PDF Files

Enjoy a comfortable PDF viewing experience through customizable reading modes and access signature, annotation, and collaboration features for PDF files. Whether at home or in the office, PDF Viewer can easily provide high-quality reading and editing functions.

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Available for:
WPS Office - Free PDF Viewer
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View PDFs However You Like

Markup PDF : Our free PDF viewer offers various viewing modes, as Day Time, Night Mode, Eye Protecting and Parchment, and readers can switch to "night mode" for comfortable reading in low light conditions.

Eye Protection : The "eye protection mode" feature of WPS Office can reduce eye fatigue and stress during prolonged reading. This mode adjusts the brightness and color of the screen to make the reading experience softer and more comfortable, reducing the harm of electronic products to the eyes.

How to view a pdf

Colorful PDF Annotation Made Easy

This free annotation tool lets you effortlessly mark up text using a range of colors. With just a click, you can highlight specific areas, or you can choose to highlight by sentence or paragraph, that can better view your PDF

How to view a pdf

How to view PDF for Free

1 Open a PDF

Open your PDF document in the WPS Office.

Open a PDF in WPS Office

2 Customize the View Mode and set the auto scrollspeed

Choose a comfort reading mode for your eyes by clicking “Eye Protection Mode” with “day time” or “night mode” or “eye protecting” or “parchment”.Custom set the auto scrollspeed for -lx or 2X speed to view PDfslowly or quickly without handcontrolling.

how to annotate a PDF in WPS Office

3 Share PDF files

You can collaborating with others by sharing your ppF file with click on thebutton "share" .

 How to view a PDF
Open a PDF in WPS Office
how to annotate a PDF in WPS Office
 How to view a PDF

The Convenient PDF viewer

Security and Reliability of viewing PDF

Compared to other online software, WPS is considered more secure. With over thirty years of experience, it boasts strict privacy policies that ensure the security of customer materials. As a reputable office suite, WPS Office provides robust PDF editing capabilities that adhere to industry standards for file compatibility and format preservation.

Cloud based services

Using WPS Office PDF online tool allows any device to access and creat your PDF files, ensuring user convenience and flexibility. Use WPS Office's efficient cloud services to easily view PDFs on Windows, MacOS, Linux, Android, and iOS.

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What Else You May Want to Know

FAQS

How do I read a signed PDF?
You can use any PDF reader, this also includes the browser to read a signed PDF. You must use Adobe reader to see the signature and certificate information. To read a signed . txt document, you can use a web browser or notepad.
What is the free program for annotate PDF?
Annotate your PDF documents with Xodo, a trusted Adobe Acrobat alternative available on the web, Windows, iOS, and Android devices. Xodo offers intuitive tools for annotating your documents, enabling you to add or replace text, insert notes, highlights, various shapes, and even draw directly on your PDF pages.
How do I open a digitally signed PDF?
In order to validate E-sign in Adobe acrobat reader, click on the eSign marked in red box. Once the user clicks on the image he will be prompted with the following window (Signature Validation Status). Click on the Signature Properties button to check signature properties.
How do I annotate a signed PDF?
Open your PDF document with Adobe Acrobat Reader. Click on the Comment or Review tab on the right side of the window. Select the annotation tool you want to use (e.g., highlight, underline, text comment, sticky note). Click or drag your mouse to annotate the text or area of the PDF where you want to add the annotation.