Secure PDF Viewer vs STDU Viewer
A side-by-side look at Secure PDF Viewer and STDU Viewer. For an in-depth review of either product, follow the links below.
Secure PDF Viewer
Security & Privacy
Secure PDF Viewer is a free program that allows you to view PDF files safely. It opens PDF files in a sandboxed environment to prevent potentially malicious code in PDFs from infecting your device.
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STDU Viewer
Office & Productivity
STDU Viewer is a free portable software used to open and view various file types like PDFs, images, Microsoft Office documents, emails, archives, EPUB books and more. It supports viewing over 20 file formats and includes features like tabbed browsing, thumbnail previews, bookmarks and annotations.
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