This app will help you improve your subidizing skill - the ability to instantly count small number of items. Most people can use it up to amounts up to three or four. With this app you will be able to increase this number up to over a dozen. Tip: group items visually in larger and larger groups. Current features include: auditory feedback.
The download of the app is safe and secure. Marek Rogalski is the developer of Subidizing Trainer that can be found in the Productivity category. The tool was downloaded and set up by over 100 users and its most recent stable update was on Jul 22, 2013.