There’s a reason why we think celebrities are flawless — the photos we see of them in magazines are the work of professional editors. Now you, too, can get the star treatment with Perfect365, an app that allows you to touch up your digital photos. From airbrushing away wrinkles and dark circles to whitening teeth or even slimming facial features, the simple app ensures you never have an “I look terrible in this photo” moment again. Free, www.perfect365.com