The customer, a leading provider of end-to-end software solutions for accessing information on mobile devices, wanted to facilitate secure communication between mobile devices and enterprise applications. They also wanted their mobile e-mail client software to be tested against two operating systems – Symbian S60 and WM 6.0. Sonata developed three applications on Symbian S60 for the customer and also tested their mobile e-mail client software against Symbian S60 as well as WM 6.0.