Sumatra PDF (32bit)3.1

Sumatra PDF is a free and open-source PDF reader that has gained popularity for its simplicity, speed, and versatility. Developed by Krzysztof Kowalczyk, this lightweight application is a great alternative to more resource-intensive PDF readers.

One of Sumatra PDF's standout features is its minimalistic design. The user interface is clean and uncluttered, focusing on the core functionality of viewing PDFs without unnecessary distractions. This makes it a perfect choice for users who prefer a straightforward reading experience.

Despite its simplicity, Sumatra PDF supports a wide range of file formats, including PDF, ePub, MOBI, XPS, DjVu, and many more. This makes it a versatile choice for various document types, and it can also serve as an eBook reader.

Speed is another significant advantage of Sumatra PDF. It launches quickly and opens PDF files almost instantly, even large ones. The software is efficient, using minimal system resources, which is particularly beneficial for older computers or those with limited processing power.

Sumatra PDF is also known for its portability. It comes in a portable version that can be run from a USB drive without the need for installation. This feature makes it a convenient choice for users who are frequently on the go.

In conclusion, Sumatra PDF offers a no-frills PDF reading experience, combining simplicity, speed, and versatility. Whether you need to view PDFs, eBooks, or other document formats, Sumatra PDF is an excellent choice for users seeking a lightweight and efficient solution.


Key Features:

  • Lightweight: Sumatra PDF is small and fast.
  • Speed: It opens PDFs quickly.
  • Compatibility: It supports various document formats.
  • Open Source: It's free and open for modification.
  • Keyboard Shortcuts: Easy navigation with shortcuts.
  • View Modes: Different reading layouts.
  • Bookmarks and Annotations: Basic highlighting and bookmarks.
  • Portable Version: No installation needed; runs from a USB drive.
  • Customization: Some settings can be adjusted.
  • Tabbed Interface: Open multiple documents in tabs.
  • Basic Printing: Supports basic printing.
  • Search Functionality: Find text within documents.
  • Unicode Support: Displays various characters and fonts.
  • Command-Line Support: Useful for scripting and automation.
  • eBook Viewing: Opens ePub and MOBI formats for eBooks.


What's New

Version 3.1

  • 64bit builds
  • all documents are restored at startup if a window with multiple tabs is closed (or if closing happened through File -> Exit); this can be disabled through the RestoreSession advanced setting
  • printing happens (again) always as image which leads to more reliable results at the cost of requiring more printer memory; the "Print as Image" advanced printing option has been removed
  • scrolling with touchpad (e.g. on Surface Pro) now works
  • many crash and other bug fixes

User Reviews

Security Levels

To avoid any potential harm to your device and ensure the security of your data and privacy, our team checks every time a new installation file is uploaded to our servers or linked to a remote server and periodically reviews the file to confirm or update its status. Based on this checking, we set the following security levels for any downloadable files.

Clean

It is highly likely that this software program is clean.

We scanned files and URLs associated with this software program in more than 60 of the world's leading antivirus services; no possible threats were found. And there is no third-party softwarebundled.

Warning

This program is advertising supported and may offer to install third-party programs that are not required. These may include a toolbar, changing your homepage, default search engine, or installing other party programs. These could be false positives, and our users are advised to be careful when installing and using this software.

Disabled

This software is no longer available for download. It is highly likely that this software program is malicious or has security issues or other reasons.

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