3Cols vs Is it up?

A side-by-side look at 3Cols and Is it up?. 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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Full review → Alternatives

Is it up?

Online Services

"Is it up?" is a simple website that allows users to check the status of other websites and web services. It functions by sending a request to the site or service entered and displaying whether it is up and responding or down.

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