Google is planning to acquire Ukraine based developer of facial recognition technology, Viewdle which helps in automatically tagging photos.

The company is yet to disclose the deal but the according to report the deal could be worth $45m.

Viewdle was established in 2007, and it is backed by Best Buy, Research In Motion’s BlackBerry Partners Fund and Qualcomm’s venture arm.

The company’s has developed software which allows smartphone manufacturers to integrate facial-recognition technology into their handsets and its SocialCamera app helps in automatically tagging Facebook friends.

The new technology could help the users of Google+, Android, Picasa to automatically tag their friends’ photos.

Facebook had already made headway in this space, by buying Face.com along with its Photo Tagger auto-tagging app earlier this year.