# 日常計算 — 日常で強いられる計算を鍛えよう！

> 日常で強いられる計算を鍛えよう！ (iPhone/iPad app by SYSTEM TAMAYA.)

- Source: https://appshunter.io/ios/app/id6785873221 (this page in markdown: same URL + `.md`)
- Developer: [SYSTEM TAMAYA](https://appshunter.io/developer/1847130603)
- Category: Education, Games, Puzzle
- Price: Free with in-app purchases
- Age rating: 4+
- Requires: iOS 15.1 · 54 MB
- Languages: American English
- Released: 2026-07-12
- Data updated: 2026-08-24
- User reviews in markdown: https://appshunter.io/ios/app/id6785873221/reviews.md

## What is 日常計算?

Daily Calculation is an app that lets you practice calculations often used in everyday life, such as shopping, discounts, splitting
  bills, and time calculations, in a quiz format.

  With practical questions like “How much is it after a percentage discount?”, “What time should I leave to arrive on time?”, and
  “How much does each person pay?”, you can enjoy improving your calculation skills through situations close to real life.

  Features:
  ・Practice shopping, discounts, splitting bills, time calculations, and more
  ・Fast-paced quiz format
  ・Build a practical sense for calculations used in daily life
  ・Simple and easy-to-understand screens
  ・Practice during short breaks

  Recommended for anyone who is not confident with mental math or wants to calculate faster in everyday situations.
Terms of Use (EULA):
  https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| プレミアム月額プラン | $1.99 | per month |

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| 広告を削除 | $1.99 | one-time |



## Version history (last 4 releases)

### 1.0.4 — 2026-08-15

Subscription Implementation.
Design Revisions.

### 1.0.3 — 2026-07-16

・Answers now receive points based on the margin of error, even when they are not an exact match.
  ・Numeric answers are now judged more smoothly after input.
  ・Fixed an issue where question images or question text could display incorrectly.
  ・Improved question image loading for a smoother play experience.
  ・Improved the result screen and answer feedback display.

### 1.0.2 — 2026-07-15

Added ads and a remove ads feature.

### 1.0.0 — 2026-07-13

No release notes.

## More apps by SYSTEM TAMAYA

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- [Plant Diary - Uchi no Happa](https://appshunter.io/ios/app/plant-diary-uchi-no-happa/id6778501182)
- [Number Puzzle: Orb Fusion](https://appshunter.io/ios/app/number-puzzle-orb-fusion/id6780138467)
- [簿記３級ひたれん](https://appshunter.io/ios/app/id6794754107)

All apps by SYSTEM TAMAYA: https://appshunter.io/developer/1847130603

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-24.*