割引計算 OFF is a free iPhone app developed by Naoya Ikeda in the Lifestyle category, specifically designed for shopping enthusiasts. With this app, users can easily calculate the discounted price and amount for their purchases.

The app offers a range of convenient features, including instant calculation of post-discount prices and amounts. It also provides functions for tax calculation, decimal point calculation, and a history feature to keep track of calculations.

To use the app, simply input the price of the item and the discount rate, and tap the calculation (=) button. The app will quickly display the discounted price and the amount of the discount.

With its user-friendly interface and practical features,割引計算 OFF makes shopping more convenient and hassle-free.