Calc Brain app for iPhone and iPad

4.5 ( 3365 ratings )

Utilities Productivity
Developer: Henry Chan

Free

Current version: 3.1, last update: 7 years ago
First release : 21 Apr 2010
App size: 442.74 Kb

Store your most used register values with text descriptions. Organize values as groups in customized Tab Bars. Perform calculations on duration times and display in HH:MM:SS format. 4-inch Retina display allows input times with colon, otherwise available in landscape.

The base version allows you to store up to three values. The In App Purchase option allows you to upgrade to store more numbers, lock items from modification, and perform calculations on duration times in hours, minutes, and seconds.