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From Krajork Productions:
Abacus is a simple yet powerful calculation tool. It is easy to use and not difficult to master.Our app, Abacus Natural Feel, is designed to stay true to the original simple and easy.We do not believe in extra features or gimmicks. We focus mainly on usability.As a result Abacus Natural Feel does feel like actual abacus on which you can flick and perform smooth and frictionless calculation.Abacus with natural "flicking" feel. * See Through mode: The user can "see through" the abacus -- just the real one. * Display current frame value * Play the bead sound effects * Retina display ready * Simple interface with no overdo features
* See Through mode: The user can now turn on back camera to "see through" the abacus. The realness of our abacus is pushed up a notch!* New retina graphic: Introducing new textures for retina display and to improve user experience.* Frame value is now turned on by default. (It can be turned off, of course.)