In the beginning, Google gave users a full 24-hours to regret an app purchase. In 2010, they updated their policy such that users only had 15-minutes to change their minds (which is a little tight, especially if you like to shop on your desktop and have apps downloaded onto your device from there --this method of shopping can add a few extra minutes to complete installation). … [Read more...] about Google Offers 2-Hour Refund Window for Paid Apps