# CardsOperations — Select Cards by Arithmetic

> Select Cards by Arithmetic (iPhone/iPad app by Shuya Tonozaki.)

- Source: https://appshunter.io/ios/app/cardsoperations/id6749526938 (this page in markdown: same URL + `.md`)
- Developer: [Shuya Tonozaki](https://appshunter.io/developer/1695515983)
- Category: Games, Board, Card
- Price: Free
- Age rating: 4+
- Requires: iOS 18.0 · 195 MB
- Languages: American English, Japanese
- Released: 2025-08-29
- Data updated: 2026-05-18
- User reviews in markdown: https://appshunter.io/ios/app/cardsoperations/id6749526938/reviews.md

## What is CardsOperations?

Choose a number from the cards to fill in the “?”!

There are two modes: “Score Attack,” where you compete for the number of answers within the time limit, and “Time Attack,” where you race against the clock to reach a set number of answers.


## Version history (last 3 releases)

### 1.0.2 — 2025-10-16

Minor bug fixes

### 1.0.1 — 2025-10-08

Minor bug fixes

### 1.0.0 — 2025-08-29

No release notes.

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| [Concentration Card](https://appshunter.io/ios/app/concentration-card/id6449998586) | — | Free | Games |
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| [Flag Quiz Time Attack Pro](https://appshunter.io/ios/app/flag-quiz-time-attack-pro/id1629194162) | — | $0.99 | Games |
| [AnkiCardGame](https://appshunter.io/ios/app/ankicardgame/id6476258360) | — | Free | Games |
| [Nervous Weakness - Solo](https://appshunter.io/ios/app/nervous-weakness-solo/id1616382609) | 4.9 (12) | Free | Games |

## More apps by Shuya Tonozaki

- [Sushi Suki](https://appshunter.io/ios/app/sushi-suki/id6476280282)

All apps by Shuya Tonozaki: https://appshunter.io/developer/1695515983

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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 2026-05-18.*