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npiSoroban app for iPhone and iPad


4.4 ( 4864 ratings )
Games Education Educational Family
Developer: Nonpareil Institute
0.99 USD
Current version: 1.2, last update: 7 years ago
First release : 16 Feb 2011
App size: 82.55 Mb

The Japanese soroban, otherwise known as an abacus, has been used for centuries in markets around the world. From stones and grooves in the sand, the soroban is now realized on the iPad, complete with how-to-use tutorials. Once you get the hang of it, math has never been so easy!