"Consumption Tax Calculator" is a simple calculator app that allows you to smoothly calculate the standard tax rate (10%) and the reduced tax rate (8%). It also includes functions to support calculations for shopping and business use.

[Key Features]

1. Quickly switch between 8% and 10%
Simply tap the on-screen button to switch between the standard and reduced tax rates. No complicated settings are required.

2. Simultaneously check tax-inclusive, tax-exclusive, and tax amounts
When you enter a price, three figures—the "tax-inclusive price," the "tax-exclusive price," and the consumption tax amount—are simultaneously displayed. It supports both tax-inclusive and tax-exclusive calculations.