By Tamai Umehara
Open iTunes to buy and download apps.
"Drill-san" is a simple calculator application from children to adults can enjoy.
Choose from one of arithmetic to strengthen the brain!
Number of questions
• 10, 20, 50, 100 can be selected.
• You can list the test results.
• You can view detailed information about test results.
• You can delete all at once the test results.
• You can send your test results by email.
• Supports both horizontal and vertical.
• You can turn on/off sounds.
• You can use Simple Calculator.
• You can send your calc results by email.
What's New in Version 1.5
*Support remove Ads (In-App Purchase).
- Category: Education
- Updated: 22 December 2013
- Version: 1.5
- Size: 2.4 MB
- Languages: English, Chinese, Japanese
- Developer: Tamai Umehara
- ©2010-2013 Tamai Umehara
Compatibility: Requires iOS 4.3 or later. Compatible with iPhone, iPad, and iPod touch. This app is optimised for iPhone 5.