Sony and cloud storage provider Box are offering Xperia smartphone and Sony tablet users can now grab free 50GB cloud storage.

The offer is valid until the end of 2013 and users can take advantage of it by signing-up or accessing existing Box accounts from their Xperia devices.

Box is an online file sharing and cloud content management service. It allows its users to upload and access filed from any sort of location.

Sony said that the offer is available for Xperia smartphones including and released after Xperia X10, but not for Xperia X10 mini, X10 mini pro and devices with Android versions prior to 2.1.