We can find out all kinds of calculator apps on App Store, but the following iPad app Calculator’ looks more suitable for the white iPad 2.
Calculator’ is a well-designed calculator app developed by Valeriya Bozhkova, and dedicatedly designed for iPad. The calculator app features concise and clear user interface and the support of landscape and portrait viewing modes. Portrait mode shows you the basic layout, while the landscape viewing mode will show you additional scientific functions. Apart from that, the iPad app also comes with standard memory functions and sound button, and also supports multitasking.
Calculator’ with a size of 14 MB is compatible with iPad running iOS 4.0 or later. At present, the iPad app is free for a limited time. If you’re interested, jump to App Store for more details.