Discount Calc!
Discount Calc! is made and published by Shun Isayama. AppBrain is an independent app data site and isn't affiliated with Shun Isayama. The app name, icon, screenshots and description belong to Shun Isayama and are shown as published on the App Store.
AppBrain's verdict
- Best rank
- #69
- Top Paid, Japan
- Last updated
- October 9, 2026
Rankings
App Store top charts- Highest rank
- #69
- Chart
- Top Paid
- Shopping
- Country
- Japan
Competitors
Similar apps and more from Shun IsayamaAlternatives to Discount Calc!
More from Shun Isayama
Releases
Updates seen on the App Store- Version
- 1.7
- Launched
- September 2024
No changelog data
User feedback
Ratings and reviews on the App StoreComments on Discount Calc! for iOS
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Technology
Found in the app by AppBrain- Price
- $2.99
- App size
- 7.54 MB
- Content rating
- Everyone
Technologies used by Discount Calc!
About the app and developer
About Discount Calc!
Discount Calc! is a shopping app developed by Shun Isayama.
What is the rating of Discount Calc!?
Discount Calc! has no ratings yet.
Is Discount Calc! free?
Discount Calc! costs $2.99. The app size is 7.54 MB. The latest version available is 1.7. The last update was on October 9, 2026.
What are the requirements for Discount Calc!?
The app has a content rating of Everyone. The app has been available on the App Store since September 2024.
Developer information for Shun Isayama
Address:
Store listing
By Shun Isayama, from the App Store
Description by Shun Isayama Written by the developer, not by AppBrain. Click to read.
Calculate "after discount price" from "original price" and discount rate, or reverse-calculate "original price" from "after discount price"!
Perfect for sale price checks or planning purchases within budget.
＜Features＞
● Simple and intuitive interface
● Calculate after discount from original price
● Reverse calculate original price from after discount
● Display integers when no decimal remainder
● Number-only keypad for easy input
● Large result display for instant viewing
＜How to use＞
1. Calculate from original price
* Enter original price in "Original price"
* Enter discount rate in "Discount rate (%)"
* Tap "Calculate after discount" button
* Discounted price appears in result field
2. Reverse calculate from after discount
* Enter sale price in "After discount price"
* Enter discount rate in "Discount rate (%)"
* Tap "Calculate original price" button
* Original price appears in result field
Perfect companion for shopping! Quick sale and coupon price checks support smart shopping.
Simple operation anyone can use.
From daily shopping to big sales, use it everywhere.
Shop smarter and save with this app!
Paid app with no ads whatsoever.