Adobe Acrobat Reader software is the free, trusted global standard for viewing, printing, signing, sharing and annotating PDFs. It's the only PDF viewer that can open and interact with all types of PDF content - including forms and multimedia. And now, with seamless integration with Adobe Document Cloud services - you can work with PDFs on any device, from anywhere, ensuring a consistent experience across platforms.

Yes. Acrobat Reader is free desktop software available on the Reader download page or wherever you see the "Get Adobe Acrobat Reader" icon. You can also download the mobile app for free from Google Play and the Apple App Store.

You can easily download free Adobe Acrobat Reader apps for multiple operating systems and devices:

Desktop app: Visit the Acrobat Reader download page to get Reader for your desktop. Once there, you can select your language, operating system and connection speed.

Mobile app: To download this app, visit the Google Play (for Android) or the Apple App Store (for iOS). You can also download the latest version of the mobile app for Windows Phone devices.

No. Acrobat Reader is a free, stand-alone application that you can use to open, view, sign, print, annotate, search and share PDF files. Acrobat Pro and Acrobat Standard, which are paid products in the same family, offer advanced PDF editing and e-signature features. See the Acrobat product comparison to explore the differences.

Acrobat Reader desktop software runs on both Windows and Mac operating systems. Visit the system requirements page to check compatibility or download Reader desktop software for your device.

Adobe Acrobat Reader supports multiple languages, including English, French, German, Spanish, and more.

Learn about language support on the system requirements page.

Just like Reader on the desktop, Acrobat Reader for mobile is free and continues to offer the industry’s most reliable mobile experience for viewing and interacting with PDFs. And now, with the addition of Adobe Document Cloud services, you can unlock premium features within the app to do more with PDFs when you purchase a subscription to Adobe Acrobat PDF Pack or Adobe Acrobat Export PDF- as well as Adobe Acrobat Pro.

Visit the Google Play or the Apple App Store to get Android and iOS versions, respectively. You can also download the latest version of the mobile app for Windows Phone device.

Acrobat Reader makes it easy to annotate PDF documents. On your desktop, you can:

• Annotate PDFs using sticky notes.
• Type text directly onto the page.
• Highlight, underline, or use strikethrough tools.
• Draw on the screen with the freehand drawing tool.

These commenting tools are also available in the Acrobat Reader mobile app.

Yes, the Fill and Sign tool in Acrobat Reader automatically detects whether your PDF has fillable form fields or not. It provides an intuitive filling experience powered by Adobe Sensei, enabling you to:

• Type responses or select from drop-down lists.
• Save and submit your completed form.
• Accept suggestions from your personal autofill collection for quicker form completion.

You can perform the same tasks on your Android or iOS devices using the Acrobat Reader mobile app, available on Google Play and the Apple App Store.

Yes. The Fill & Sign tool, powered by Adobe Acrobat Sign, makes it easy to sign documents and forms. Just open any PDF file, sign by typing or drawing your signature or using an image.

Using the Adobe Acrobat Reader mobile app, you can do the same tasks on your iOS or Android devices too. To download the Adobe Acrobat Reader mobile app, visit Google Play or the Apple App Store. You can also fill and sign forms using your web browser.

Yes. Acrobat Reader provides a limited number of signatures you can request using the Fill & Sign tool, without purchasing a subscription to Acrobat Pro, Adobe Acrobat PDF Pack or Adobe Acrobat Sign. If you exceed the allowance of free signature transactions, you can subscribe to one of the various Document Cloud solutions to request even more signatures.

Existing customers of Acrobat Sign can use Acrobat Sign mobile app to do the same on Android or iOS. To download the app for free, visit Google Play or the Apple App Store. You can also send files for signature using your web browser.

No. You cannot make permanent changes to text or images inside PDF files using Acrobat Reader. To edit PDF files, purchase Adobe Acrobat software. If you have a subscription to Adobe Acrobat, you can also edit PDFs from the Adobe Acrobat Reader tablet app.

Protected Mode in Adobe Acrobat Reader is a security feature designed to safeguard your system from malicious code that attempts to exploit the PDF format. It uses sandboxing technology to prevent attackers from:

• Installing malware on your system.
• Accessing and extracting sensitive data or intellectual property.

Protected Mode is enabled by default in Acrobat Reader, providing an additional layer of protection against cyber threats.

To control access to sensitive information in PDF files, you need to use Adobe Acrobat software. With security settings, you can:

• Define who can open, view, print, copy, or modify the document.
• Set a password to restrict unauthorised access.
• Encrypt the document using a certificate ID, ensuring that only designated recipients can open it.

These security settings help organisations maintain the confidentiality and integrity of their documents.

Yes. At Adobe, security practices are deeply ingrained into our internal culture, software development, as well as service operations processes. Whether related to identity management, data confidentiality or document integrity, Adobe Document Cloud services employ leading-edge security practices to protect your documents, data and personal identifiable information to the highest degree possible. For additional information about our company security practices, the Adobe Secure Product Lifecycle or Adobe Document Cloud solution security, see the Adobe Security pages on adobe.com.

To update Adobe Acrobat Reader to the latest version, follow these steps:

• Open Adobe Acrobat Reader on your device.
• Click on Help in the top menu bar.
• Select Check for Updates from the dropdown menu.
• If an update is available, follow the on-screen instructions to install it.

Keeping your software updated ensures that you have the latest features, security enhancements, and bug fixes.

Yes, you can download and install Adobe Acrobat Reader on multiple devices. You can use it on your desktop, laptop, tablet, and smartphone simultaneously without any additional cost.