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3. 3 Preparing Your Apps for Publication Test your app thoroughly on a variety of devices. The app might work perfectly using the emulator on your computer, but problems could arise when running it on particular Android devices. End User License Agreement You have the option to include an End User License Agreement (EULA) with your app. Icons and Labels Design an icon for your app and provide a name that will appear in Google Play and on the user’s device. Versioning Your App Include a version name and a version code for your app, and to consider your strategy for numbering updates.

4. 4 Licensing to Control Access to Paid Apps Google Play licensing service allows you to create licensing policies to control access to your paid apps. Obfuscating Your Code Discourage reverse engineering of your code and further protect your apps. The free ProGuard tool, shrinks the size of your.apk file, optimizes and obfuscates the code “by removing unused code. Getting a Private Key for Digitally Signing Your App digitally sign the.apk file using a digital certificate that identifies you as the app’s author. Featured Image and Screenshots The Google Play store shows promotional graphics and screenshots in your app listing these provide potential buyers with their first impressions of your app. Preparing Your Apps for Publication

5. 5 Promotional App Video Google Play also allows you to include a URL for a short promotional video that’s hosted on YouTube.

6. 6 Pricing Your App: Free or Fee Set the prices for your apps that are distributed through Google Play. for puzzle-game apps is $1.51 and for business apps is $8.44. Although these prices may seem low, successful apps could sell tens of thousands, hundreds of thousands or even millions of copies. More than 90% of the apps users download are free, and that percentage has been increasing for several years.

7. 7 Monetizing Apps with In-App Advertising Many developers offer free apps monetized with in-app advertising—often banner ads similar to those you find on websites. Google Play’s in-app billing service http://developer.android.com/google/play/billing/index.html enables you to sell virtual goods (e.g., digital content) through apps.

8. 8 Registering at Google Play To publish your apps on Google Play, you must register for an account at http://play.google.com/apps/publish Google Payments merchant account is available to Google Play developers in over 150 countries. Launch the Play Store app (Google Play) from within your app so that the user can download other apps you’ve published or purchase a related app with functionality beyond that of the previously downloaded “lite” version. Launch the Play Store app to enable users to download the latest updates.

9. 9 The Google Play Developer Console allows you to manage your account and your apps, check users’ star ratings for your apps (1 to 5 stars), respond to users’ comments, track the overall number of installs of each app and the number of active installs (installs minus uninstalls). Registering at Google Play

10. 10 Marketing Your Apps Once your app has been published, you’ll want to market it to your audience. Viral marketing through social media sites such as Facebook, Twitter, Google+ and YouTube can help you get your message out.

11. 11 Internet Public Relations The public relations industry uses media outlets to help companies get their message out to consumers. Public relations practitioners incorporate blogs, tweets, podcasts, RSS feeds and social media into their PR campaigns. Mobile Advertising Networks Purchasing advertising spots is another way to market your app.

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