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Appacus app for iPhone and iPad

4.2 ( 8492 ratings )

Utilities Education
Developer: Benjamin Porter

Free

Current version: 002, last update: 7 years ago
First release : 21 Mar 2012
App size: 4.8 Mb

Appacus is the definitive abacus app. It features four bars with ten beads and is useful for:
- learning how to count,
- doing taxes, and
- calculating the trajectory of Ganymede.