Marco Arment, best known as the creator of Instapaper, has today launched a new iOS app called Bugshot.

Aimed at developers, beta testers and pedants alike, the app allows you to mark up screenshots of iOS apps with arrows and boxes in order to quickly highlight typos, design flaws and other visual issues. These annotated screenshots can then be saved the Camera Roll, sent via email and Messages, shared via Twitter and Facebook, and the like. Essentially, it’s a lightweight rival to Evernote’s Skitch.

As Arment explains in his announcement for the app,

“Whenever I see a bug in an app (usually one of mine), I take a screenshot, intending to deal with it later. But often, when I look back, I can’t remember why I took a particular screenshot.

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