Software

Screenshots: Get extra functionality with these five Windows calculators

Introduction

One of the built-in Windows apps I find myself using the most frequently is Calculator. As handy as it is, however, plenty of other calculator apps are available. These apps, many of which are freeware, often provide functionality that doesn't exist in the built-in Windows tool. Here are five choices that are worth a look.

Note: This gallery is also available as an article.

Image: iStockphoto.com/FooTToo

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