Whether it's a new game from an old favorite film or a photo editing tool with tons of effects, there's plenty for you to enjoy in this week's best Android apps.
Waking Mars: This is a game, but it's one of those games that's also a trick because it makes you, ya know, learn stuff. And it's so cool. Explore the Red Planet in the year 2097, when humans have finally made it on the surface and made contact with other life forms. $5
Pixlr Express: Screw Instagram—this app has upwards of 600 effects you can add to any of your pictures. It also includes simple editing tools like cropping, resizing, and other augmentations you need to make to your smartphone snaps even better. Free
GoPro App: Have a GoPro? Now you can control it from your Android phone. You can check out your own videos as well as EXTREME CLIPS others have uploaded. Free
Ghostbusters: Paranormal Blast: Who doesn't like Ghostbusters? Seriously, raise your digital hands so I can embarrass you. In this game, the ghosts come to your city, and you have to stave them off to keep your fellow citizens from suffering some serious hauntings. $2
Call of Duty Elite: If you are obsessed with Call of Duty, you need to have this app, which has just been updated for Black Ops II. You can track your stats from the game and hone your strategies. Free