# ひらがな計算ザウルス vs Inkstroop

The clearest difference is update cadence: Inkstroop at every 3 days against ひらがな計算ザウルス's every 3 months. ひらがな計算ザウルス's advantage is iOS requirement (11.0 vs 17.0). 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.

ひらがな計算ザウルス ships an update every 3 months, Inkstroop every 3 days. Both last shipped on September 24, 2026.

## The numbers

| Metric | ひらがな計算ザウルス | Inkstroop |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 3 months | **Every 3 days** |
| Size | 109 MB | 5 MB |
| Requires iOS | **11.0** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 9+ | 4+ |
| Developer | [ZERONE](https://appshunter.io/developer/1708775781) | [BIN WANG](https://appshunter.io/developer/1881032464) |

## What reviewers say

### ひらがな計算ザウルス

[App page](https://appshunter.io/ios/app/id1541428995)

**Features:** macOS Compatibility

**In-app purchases:** none


### Inkstroop

[App page](https://appshunter.io/ios/app/inkstroop/id6771827113)

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

**In-app purchases:** none


## Frequently asked questions

### Is ひらがな計算ザウルス free?

ひらがな計算ザウルス is free to download, with no in-app purchases.

### Is Inkstroop free?

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

### Do ひらがな計算ザウルス or Inkstroop have ads?

Both ひらがな計算ザウルス and Inkstroop show ads.

### Which is updated more often, ひらがな計算ザウルス or Inkstroop?

ひらがな計算ザウルス ships an update every 3 months, and Inkstroop every 3 days. Most recently, ひらがな計算ザウルス was updated on September 24, 2026 and Inkstroop on September 24, 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.*