3Cols vs Skim
A side-by-side look at 3Cols and Skim. For an in-depth review of either product, follow the links below.
3Cols
Productivity
3Cols is a free and open-source browser extension for Google Chrome that allows you to view three columns on many websites. It helps increase productivity when researching, reading articles, checking emails, online shopping, and more.
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Skim
Office & Productivity
Skim is a PDF reader and note-taking application for macOS. It provides annotations, highlighting, and notation tools for PDF documents, allowing users to mark up PDFs. Skim also enables searching PDF documents and works well with large PDF files.
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