# 100 Squares Calc vs Ninimaths

The clearest difference is ads: Ninimaths at none against 100 Squares Calc's shown. Ninimaths also leads on review sentiment (97% vs 75%) and ratings volume (45 vs 8). On price, rating, update cadence and in-app purchases there is nothing between them.

Both are free to download. 100 Squares Calc sells 2 one-off in-app purchases and Ninimaths sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.9 for 100 Squares Calc against 4.9 for Ninimaths. That said, the two scores are not equally well evidenced: Ninimaths has 45 ratings behind it against 8, so its average is the more settled of the two. Written reviews are what separate them: 75% of 100 Squares Calc's written reviews are positive against 97% of Ninimaths's.

100 Squares Calc ships an update monthly, Ninimaths every 2 months. The most recent releases landed on September 19, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | 100 Squares Calc | Ninimaths |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.9 (8 ratings)](https://appshunter.io/ios/app/100-squares-calc/id534131439/reviews) | [4.9 (45 ratings)](https://appshunter.io/ios/app/ninimaths/id647989498/reviews) |
| Number of ratings | 8 | **45** |
| Positive reviews | 75.0% of reviews | **97.4% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 28 MB | 11 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [be-style](https://appshunter.io/developer/534131442) | [Ninicode](https://appshunter.io/developer/647989501) |

## 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 |


### Ninimaths

[App page](https://appshunter.io/ios/app/ninimaths/id647989498)

Enhance your mental arithmetic skills with a variety of calculation modes. Practice addition, subtraction, multiplication, and division with customizable number ranges and column display. Track your progress with daily scores and compete with others through a ranking system.

**Highlights:** Multiple calculation modes (add, subtract, multiply, divide, mix), Customizable number ranges (1-5 digits), Column display format, Daily score recording and graphing, Game Center ranking, Time trial mode

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Coffee | $0.99 | one-time |
| Hamburger | $1.99 | one-time |
| Ramen | $4.99 | one-time |


## Frequently asked questions

### Is 100 Squares Calc free?

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

### Is Ninimaths free?

Ninimaths is free to download, with in-app purchases available.

### Which has better reviews, 100 Squares Calc or Ninimaths?

100 Squares Calc and Ninimaths are both rated 4.9 out of 5 on the App Store, from 8 and 45 ratings respectively.

### Do 100 Squares Calc or Ninimaths have ads?

100 Squares Calc shows ads; Ninimaths does not.

### Which is updated more often, 100 Squares Calc or Ninimaths?

100 Squares Calc ships an update monthly, and Ninimaths every 2 months. Most recently, 100 Squares Calc was updated on September 19, 2026 and Ninimaths on September 25, 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.*