WOODLAND HILLS, Calif.--(BUSINESS WIRE)--Loyalty marketing service MyPoints.com, Inc., a subsidiary of United Online, Inc. (NASDAQ: UNTD), announced today the launch of Swappable, a mobile app available on both the App Store and Google Play , which allows users to purchase, share, personalize and swap gift cards from a variety of merchants. Gift cards can be purchased through the Swappable mobile app using credit cards. The Swappable app seeks to disrupt the gift card marketplace through severa