3Cols vs downornot.net
A side-by-side look at 3Cols and downornot.net. 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.
organizationproductivitybrowser-extension
downornot.net
Online Services
downornot.net is a simple website that allows you to check if other websites and services are up and running or down. It provides uptime monitoring for various sites.
uptimemonitoringstatus-checking
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