# 计算器 vs Calculator .

The clearest difference is in-app purchases: 计算器 at none against Calculator .'s 4. 计算器 also leads on iOS requirement (14.0 vs 16.0). Calculator .'s advantage is update cadence (fortnightly vs every 2 months). On price, ads and device support there is nothing between them.

Both are free to download. Calculator . sells 4 in-app purchases, starting at $4.99 per 7 days. 计算器 asks for nothing beyond the download.

计算器 ships an update every 2 months, Calculator . fortnightly. The most recent releases landed on September 17, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | 计算器 | Calculator . |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Size | 10 MB | 7 MB |
| Requires iOS | **14.0** | 16.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Beijing iDOTOOLS Technology Co., Ltd](https://appshunter.io/developer/1627204739) | [Hong Kong Global Cross-Border E-Commerce Co., Limited](https://appshunter.io/developer/1693750577) |

## What reviewers say

### 计算器

[App page](https://appshunter.io/ios/app/id6470794350)

**Features:** macOS Compatibility

**In-app purchases:** none


### Calculator .

[App page](https://appshunter.io/ios/app/calculator-ai-math-solver/id6776479693)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Peak | $4.99 | per 7 days |
| Weekly Ring | $9.99 | per 7 days |
| Yearly Peak | $39.99 | per year |
| Yearly Ring | $39.99 | per year |


## Frequently asked questions

### Is 计算器 free?

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

### Is Calculator . free?

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

### Do 计算器 or Calculator . have ads?

Neither 计算器 nor Calculator . shows ads.

### Which is updated more often, 计算器 or Calculator .?

计算器 ships an update every 2 months, and Calculator . fortnightly. Most recently, 计算器 was updated on September 17, 2026 and Calculator . 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.*