Addition School ! !
Addition School ! ! is made and published by Horizon Business, Inc. AppBrain is an independent app data site and isn't affiliated with Horizon Business, Inc. The app name, icon, screenshots and description belong to Horizon Business, Inc. and are shown as published on the App Store.
AppBrain's verdict
Established- Rating on App Store
- 5.00
- 4 ratings
- Last updated
- May 6, 2026
It doesn't have enough ratings yet to judge what users think.
Rankings
App Store top chartsApp Store Rankings for Addition School ! !
Competitors
Similar apps and more from Horizon Business, Inc.Alternatives to Addition School ! !
More from Horizon Business, Inc.
Releases
Updates seen on the App Store- Version
- 2.5
- Launched
- August 2011
No changelog data
User feedback
Ratings and reviews on the App StoreComments on Addition School ! ! for iOS
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Technology
Found in the app by AppBrain- Price
- $4.99
- App size
- 12.5 MB
- Content rating
- Everyone
Technologies used by Addition School ! !
About the app and developer
About Addition School ! !
Addition School ! ! is an education app developed by Horizon Business, Inc.
User Ratings
Addition School ! ! is rated 5.00 out of 5 stars. The rating is based on 4 ratings.
App Information
Addition School ! ! costs $4.99. The app size is 12.51 MB. The latest version available is 2.5. The last update was on May 6, 2026.
Technical Requirements
The app has a content rating of Everyone. The app has been available on the App Store since August 2011.
Developer information for Horizon Business, Inc.
Address:
Store listing
By Horizon Business, Inc., from the App Store
Description by Horizon Business, Inc. Written by the developer, not by AppBrain. Click to read.
Features of this version:
1) 2 or 3 numbers to add (addends)
2) 1 to 6 digits in each addend
3) Random or custom user entered problems
4) Tutorial animation speed setting
5) "Play Tutorial" button to show the step by
step solution for each problem
6) "Hint" button for instructional guidance on
current step
7) "Help" button for automatic completion of
current step
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