Free Opener vs Nitro PDF Reader
A side-by-side look at Free Opener and Nitro PDF Reader. For an in-depth review of either product, follow the links below.
Free Opener
Office & Productivity
Free Opener is a free, open-source file viewer and converter software for Windows. It allows you to view over 300 file formats such as documents, spreadsheets, presentations, images, and more. It also lets you convert between common file formats.
freeopensourcefile-viewerfile-converterdocumentsspreadsheetspresentationsimages
Nitro PDF Reader
Office & Productivity
Nitro PDF Reader is a free PDF viewer and editor that allows you to view, create, convert, edit, and sign PDF files. It has basic editing features like adding or removing pages, merging PDFs, adding text, comments or stamps, as well as more advanced features like OCR and batch conversion.
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