Japanese e-commerce giant Rakuten has today announced its $900 million acquisition of Viber. The hugely popular messaging and VoIP service will help Rakuten expand its digital ecosystem even further, and it marks its first foray into voice communication.

Samsung unveiled the scaled-down variant of its former flagship smartphone, the Galaxy S3, back in October, 2012, and a month later the handset was available in the U.S. from Amazon for $599.99. However, if you haven’t had the opportunity or the wherewithal to pick one up before now, it may be of interest to you to know that the popular online retailer is currently offering the device with a $363.00 discount.

Amazon has today announced that it is giving Appstore developers the opportunity to charge for HTML5 web apps in almost 200 countries worldwide. The changes will apply to both new releases, as well as those already available to download from the Appstore.

You can now add wireless charging to your Galaxy S4 with Samsung’s official S-View Flip Cover. It’s available in black and white from Samsung’s online store, but it’ll cost you $69.99.

Amazon U.K. has slashed £25 off all Kindle Fire tablets for a limited time to say thank you to customers who voted the retail giant number one in customer satisfaction for the seventh year running. The offers ends on Monday, January 20, at 11:59 p.m. GMT.