Review: Kaleidoscope 2 brings state-of-the-art file comparison to OS X
Regardless of how you use computers, chances are that you have encountered the problem of comparing two files at some point or other. Doing so all by yourself is often like playing the hardest game of “Spot the Differences,” which is why software for this purpose has been available for many decades.
Originally designed to help developers keep tabs on the way their source code evolved, file-comparison algorithms eventually found their way into more mainstream apps such as Microsoft Word and Apple’s Pages, where “track changes” have helped writers preserve their sanity for many years.
Black Pixel’s Kaleidoscope 2 takes the ability to compare two files kicking and screaming into the twenty-first century, extending it beyond text to encompass images and the filesystem itself.
Installation
Kaleidoscope reveals its attention to detail from the very beginning. The app’s designers have—very wisely—decided to forego a lengthy setup process in favor of a quick startup that gets the user in control right away.
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