# Four Operations Math vs 小爱口算

The clearest difference is in-app purchases: Four Operations Math at none against 小爱口算's 1. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. 小爱口算 sells 1 one-off in-app purchase. Four Operations Math asks for nothing beyond the download.

Four Operations Math ships an update every 8 days, 小爱口算 fortnightly. The most recent releases landed on September 3, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | Four Operations Math | 小爱口算 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/four-operations-math/id6529530666/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 8 days** | Fortnightly |
| Monetization | Free | — |
| Size | 21 MB | 1 MB |
| Requires iOS | **17.0** | 18.5 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Romiick LLC](https://appshunter.io/developer/1716146475) | [功亮 张](https://appshunter.io/developer/1826484363) |

## What reviewers say

### 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


### 小爱口算

[App page](https://appshunter.io/ios/app/id6748607355)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Membership | $0.99 | one-time |


## Frequently asked questions

### Is Four Operations Math free?

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

### Is 小爱口算 free?

小爱口算 is free to download, with in-app purchases available.

### Do Four Operations Math or 小爱口算 have ads?

Neither Four Operations Math nor 小爱口算 shows ads.

### Which is updated more often, Four Operations Math or 小爱口算?

Four Operations Math ships an update every 8 days, and 小爱口算 fortnightly. Most recently, Four Operations Math was updated on September 3, 2026 and 小爱口算 on September 8, 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.*