Columbia, Md.—Customer relationship marketing company Merkle Inc. has acquired San Francisco-based 5th Finger, a company specializing in mobile tools. Financial terms of the deal were not disclosed.
5th Finger's technology enables mobile Web, app and tablet interactions with customers. Its mobile healthcare solution, RedShop Rx, provides health tracking, education, engagement and sales support functions. The company's clients include GlaxoSmithKline, Joseph A. Bank Clothiers, Pfizer Inc. and Safeway Inc.