Google has a new advertising program that lets advertisers target you based on the apps you use, how often you use them, and the types of in-app purchases you make.
But the company's bread-and-butter remains ads as it brought in $15.42 billion in revenue during the first three months of 2014, up 19 percent from the year-ago quarter.
Google recently pulled a $4 security app from Google Play that bilked thousands of users before it was finally found out.
Google makes developers responsible for keeping scammy stuff like simulated system alerts and sudden redirects out of their apps. The company also sets curbs on pornography.
Where's My Droid and Speed Night were cited as the most downloaded malicious apps.
Analysis finds that Google Play still battles apps bearing malware, but the estimates vary with the research.
The app now lets you set up an away message or send off an attachment.
Here are holiday shipping deadlines that you need to meet -- to save money or to save your neck when you wait too long to get a present on the move.