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Nitro PDF Reader vs Penbook

A side-by-side look at Nitro PDF Reader and Penbook. For an in-depth review of either product, follow the links below.

Nitro PDF Reader

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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Penbook

Penbook

Office & Productivity

Penbook is a free and open-source note taking app designed for handwritten notes. It allows users to write notes naturally with a stylus, with features like pressure sensitivity, palm rejection, and customizable pens and paper. Useful for taking quick handwritten notes on a tablet.

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