# Math Card App vs Acchigawa

The clearest difference is update cadence: Acchigawa at weekly against Math Card App's every 14 months. Math Card App's advantage is iOS requirement (13.0 vs 16.4). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Math Card App ships an update every 14 months, Acchigawa weekly. The most recent releases landed on October 21, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Math Card App | Acchigawa |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 14 months | **Weekly** |
| Monetization | Free | — |
| Size | 19 MB | 45 MB |
| Requires iOS | **13.0** | 16.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Satoshi Miura](https://appshunter.io/developer/583254123) | [Daishiro Hirashima](https://appshunter.io/developer/1886005846) |

## What reviewers say

### Math Card App

[App page](https://appshunter.io/ios/app/math-card-app/id1573272906)

This app offers a straightforward way to practice calculations using customizable digital cards. It includes a history feature to track your study progress, points, and time spent, allowing for focused improvement on challenging problems.

**Highlights:** Customizable calculation cards, History of study sessions, Track study date, time, and points, Focus on weak areas, Create problems based on skill level

**Features:** macOS Compatibility

**In-app purchases:** none


### Acchigawa

[App page](https://appshunter.io/ios/app/acchigawa/id6813821546)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Math Card App free?

Math Card App is free to download, with no in-app purchases.

### Is Acchigawa free?

Acchigawa is free to download, with no in-app purchases.

### Do Math Card App or Acchigawa have ads?

Neither Math Card App nor Acchigawa shows ads.

### Which is updated more often, Math Card App or Acchigawa?

Math Card App ships an update every 14 months, and Acchigawa weekly. Most recently, Math Card App was updated on October 21, 2026 and Acchigawa on October 10, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*