oSum
Detailed App Info:
Application Description
oSum is a puzzle game with multiple levels for all ages. Calculate sums by placing the correct signs.
Requirements
Your mobile device must have at least 452.74 KB of space to download and install oSum app. oSum was updated to a new version. Purchase this version for $0.00
If you have any problems with installation or in-app purchase, found bugs, questions, comments about this application, you can visit the official website of Opticom Engineering B.V. at http://www.opticpro.nl.
Copyright © Opticom Engineering B.V.