Russian Abacus - is the ancient device, used for calculations. Russian Abacus - Rome Abacus analog, is widely used in Russia until the 90-ies of XX century, and were later replaced by electronic calculators.
And now Russian Abacus is available for you in your iPhone and iPod touch!
Benefits of Russian Abacus, created by BiBoBo Games:
- Great user experience of using such an ancient Russian counting device
- Nicely looking user interface
- Automatic conversion of abacus-number into common decimal one
- Accelerometer support