Samsung Galaxy S4 release date, specs and price

The S4 (left) looks almost identical to its predecessor, the Galaxy S3.

The camera on the back of the S4 (camera) is noticeably larger and Samsung has moved the position of the flash

Holding down the back button brings up a list of apps which can be used in split screen mode

Simply tap on the apps you want to use together for multitasking. Here we used the Gmail app and the web browser

Samsung has modified Android Jelly Bean. Swiping down from the screen with two fingers brings up a number of quick settings

Image quality on the S4's 5in screen looks superb. The device packs 1920 x 1080 resolution and 441ppi

Khidr Suleman is the Technical Editor at IT Pro, a role he has fulfilled since March 2012. He is responsible for the reviews section on the site  - so get in touch if you have a product you think might be of interest to the business world. He also covers the hardware and operating systems beats. Prior to joining IT Pro, Khidr worked as a reporter at Incisive Media. He studied law at the University of Reading and completed a Postgraduate Diploma in Magazine Journalism and Online Writing at PMA Training.