Unleash the powers of the Amazon Fire phone with help from technology guru Preston Gralla. Through clear instructions and savvy advice, this fast-paced, engaging guide shows you how to make the most of Fire phone's innovative features—including Firefly, Dynamic Perspective, one-handed gestures, and integration with Amazon Prime.

The important stuff you need to know:

Make the most of everything your exciting new iPhone 5 has to offer

Now that you have the latest and greatest iPhone, it's time to find all the best and most fun ways to use it. This quick and handy guide presents all the important stuff you want to know, in a hip, helpful way. Packed with tips, tricks, and techniques, this edition covers the practical as well as the newest and coolest features, things like iOS 5, Siri, FaceTime video

As easy and intuitive as the iPhone is, it's more complex than most of us realize—and what's better than learning all the insider tips and tricks with the iPhone Portable Genius, 3rd Edition? Whether you're just starting out with your first iPhone or upgrading to a newer model, this full-color guide will have you tapping, swiping, and typing like an Apple genius in no time. You'll find essential

Learn how to create great games for Android phones

Android phones are rapidly gaining market share, nudging the iPhone out of the top spot. Games are the most frequently downloaded apps in the Android market, and users are willing to pay for them. Game programming can be challenging, but this step-by-step guide explains the process in easily understood terms. A companion Web site offers all the programming examples for download.

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Get the expert guidance you need to begin building native applications for Apple's new iPhone 3G as well as the iPod Touch

Apple's iPhone is the hottest mobile device on the planet. More than one million iPhone 3G phones were sold in the first three days of release and millions more are sure to be in the hands of iPhone fans each year. Apple's iPhone SDK has been updated and includes more than one thousand new APIs that developers will want