Here are the latest iPhone/iPod touch/iPod/iPad apps. You can find 'em at the Apple App Store (http://www.itunes.com/appstore/).

Historian Marc Schulman has announced an American Presidential Elections: From George Washington to Barack Obama for iOS. It's an US$4.99 reference on American elections.

Marco Metting has released Photobook+ 1.0 for the iPad. The $1.99 app lets you create any number of virtual photo albums. Forty-seven preset layouts are available to incorporate someone's photos.

DS Apps has introduced myGuardianAngel 1.0 for iOS. It's a $0.99 emergency alert application that allows a person, with the push of one button, to send an emergency alert to several contacts, capture video evidence, and be tracked by GPS.

Digital Heaven has launched Happy Scales for iOS. It's a $0.99 app with a visual approach to weight loss tracking. Happy Scales shows if the user is on track to reach their target weight by displaying a happy or sad face magnet on a refrigerator door.

Studio Radko has unveiled Starbounder 1.0 for iOS. The $1.99appoffers 60 levels of twitch gameplay, 3-D platform challenges and more.

PacoLabs has deuted Eye Blink 1.0 for iOS. The $0.99 app allows users to add hidden images and messages in videos. Users select and customize as many video frames as wanted, replacing them with new images and texts.

Loopy! 1.0 is a new, $0.99 iOS app designed to help children s"kip the drill, learn for real, and lay a proper foundation of quantitative skills that will last a lifetime." it's an exploration tool that facilitates an introduction to basic math concepts and invites children to solve three levels of age-appropriate numerical, addition and subtraction problems using pebbles and loops.

WhatsApe is a new $0.99 iOS app that turns ordinary portrait photos into funny pictures. The user simply selects one of several prearranged ape masks, inserts a portrait photo and finishes it all by choosing a comical headline or comment.