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Firefox PDF Viewer (PDF.js) vs Koodo Reader

A side-by-side look at Firefox PDF Viewer (PDF.js) and Koodo Reader. For an in-depth review of either product, follow the links below.

Firefox PDF Viewer (PDF.js)

Firefox PDF Viewer (PDF.js)

Web Browsers

Firefox PDF Viewer (PDF.js) is an open source PDF viewer that is built into Firefox. It allows you to view PDFs directly in the browser without needing an external plugin.

open-sourcepdfviewerfirefoxbrowser-plugin
Koodo Reader

Koodo Reader

News & Books

Koodo Reader is an eBook reader app available for Android, iOS, Windows, and Mac devices. It supports popular eBook formats like EPUB, MOBI, and PDF and provides features like bookmarks, highlights, notes, dictionary lookup, and variable text sizing.

ebookepubmobipdfreaderbookmarkshighlightsnotesdictionarytext-sizing