Sumatra PDF is a tiny, fast open-source viewer supporting PDF, EPUB, MOBI, CBZ and more. The portable version runs without installation. No ads, completely free.
💡 Tips
Always download from the official site only. Third-party sites may contain malware.
Sumatra PDF is available as 무료.
Compatible with both Windows 10 and Windows 11. Always install the latest version.
Frequently Asked Questions
Is Sumatra PDF free?
It is available as 무료. Download safely from the official site.
Does it work on Windows 11?
The latest version of Sumatra PDF supports both Windows 10 and 11.
Is it safe to download?
The download button links only to the official Sumatra PDF site. Avoid third-party sites.