# 100 Squares Calc vs おかね脳トレ

The clearest difference is update cadence: おかね脳トレ at every 9 days against 100 Squares Calc's monthly. 100 Squares Calc's advantage is device support (3 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. 100 Squares Calc sells 2 one-off in-app purchases and おかね脳トレ sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

100 Squares Calc ships an update monthly, おかね脳トレ every 9 days. The most recent releases landed on October 23, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | 100 Squares Calc | おかね脳トレ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (8 ratings)](https://appshunter.io/ios/app/100-squares-calc/id534131439/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Monthly | **Every 9 days** |
| Monetization | Free with in-app purchases | — |
| Size | 28 MB | 40 MB |
| Requires iOS | **15.6** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [be-style](https://appshunter.io/developer/534131442) | [KODAI MURAKAMI](https://appshunter.io/developer/6783250126) |

## What reviewers say

### 100 Squares Calc

[App page](https://appshunter.io/ios/app/100-squares-calc/id534131439)

Practice basic math operations with timed challenges and progress tracking. Offers various modes, keyboard types, and mini-games to enhance learning and identify weak points. Supports Bluetooth keyboards and printing custom questions.

**Highlights:** Multiple math operation modes, Customizable keyboard types, Bluetooth keyboard support, Progress tracking and analytics, Study and edit modes, Mini-games for practice, Prefecture-based ranking

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Color Customization | $1.99 | one-time |
| Hide Ads | $3.99 | one-time |


### おかね脳トレ

[App page](https://appshunter.io/ios/app/5/id6799604734)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro（広告なし・全機能） | $3.99 | one-time |


## Frequently asked questions

### Is 100 Squares Calc free?

100 Squares Calc is free to download, with in-app purchases available.

### Is おかね脳トレ free?

おかね脳トレ is free to download, with in-app purchases available.

### Do 100 Squares Calc or おかね脳トレ have ads?

Both 100 Squares Calc and おかね脳トレ show ads.

### Which is updated more often, 100 Squares Calc or おかね脳トレ?

100 Squares Calc ships an update monthly, and おかね脳トレ every 9 days. Most recently, 100 Squares Calc was updated on October 23, 2026 and おかね脳トレ on October 25, 2026.

---

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