iPhone,iPad iPod touch用アプリをランキング掲載！ レビューを分析して日本で人気のあるiPhoneアプリを見つけられます。

Makes working with Japan Consumption Tax really easy - even reverse CT calculations.

Features
- Calculate using new 10% standard rate (since October 2019) or 8% rate
- Add CT, or reverse it from any amount
- Automatic calculations as you type
- Basic +/- calculations if you need to know the total CT across a few items
- Simple and easy to use design with Dark Mode support on iOS13

Just start typing to add CT to any amount, or tap “Including CT” to do a reverse CT calculation.
Tap C or AC to clear, just like on your calculator