# 100 Square Calc vs Four Operations Math

100 Square Calc and Four Operations Math both sit at 5.0 stars, but that hides the real split: 100% of Four Operations Math's written reviews are positive against 50% of 100 Square Calc's. Four Operations Math also leads on in-app purchases (none vs 1) and ads (none vs shown). 100 Square Calc's advantage is device support (3 vs 1) and iOS requirement (12.0 vs 17.0). On price, rating and ratings volume there is nothing between them.

Both are free to download. 100 Square Calc sells 1 one-off in-app purchase. Four Operations Math asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for 100 Square Calc against 5.0 for Four Operations Math. Both are backed by a comparable volume of ratings — 1 and 1 respectively. Written reviews are what separate them: 50% of 100 Square Calc's written reviews are positive against 100% of Four Operations Math's.

100 Square Calc ships an update every 2 months, Four Operations Math every 8 days. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | 100 Square Calc | Four Operations Math |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/100-square-calc-add-and-mul/id1598691332/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/four-operations-math/id6529530666/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | 50.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 8 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 60 MB | 21 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [enoiu](https://appshunter.io/developer/1595987496) | [Romiick LLC](https://appshunter.io/developer/1716146475) |

## What reviewers say

### 100 Square Calc

[App page](https://appshunter.io/ios/app/100-square-calc-add-and-mul/id1598691332)

This app offers a 10x10 grid for practicing addition and multiplication. It tracks your progress with time measurements and graphs, helping to improve mental arithmetic and brain training. Features include smooth input, personal best records, and customization options.

**Highlights:** 100 square addition practice, 100 square multiplication practice, Time measurement and graphing, Personal best and average time tracking, Customizable themes and dark mode, Smooth numeric input

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |


### Four Operations Math

[App page](https://appshunter.io/ios/app/four-operations-math/id6529530666)

This puzzle game challenges players to create mathematical equations using four numbers and basic arithmetic operations to reach a target value. It promotes logical thinking and problem-solving skills through engaging gameplay with varying challenges.

**Highlights:** Create mathematical equations, Use four numbers and operations, Achieve target values, Logical thinking development, Basic and Custom game modes, Intuitive tap and drag controls

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

**In-app purchases:** none


## Frequently asked questions

### Is 100 Square Calc free?

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

### Is Four Operations Math free?

Four Operations Math is free to download, with no in-app purchases.

### Which has better reviews, 100 Square Calc or Four Operations Math?

100 Square Calc and Four Operations Math are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do 100 Square Calc or Four Operations Math have ads?

100 Square Calc shows ads; Four Operations Math does not.

### Which is updated more often, 100 Square Calc or Four Operations Math?

100 Square Calc ships an update every 2 months, and Four Operations Math every 8 days. Most recently, 100 Square Calc was updated on November 3, 2026 and Four Operations Math on November 4, 2026.

---

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