# 擎天柱Cloud vs 计算器

The clearest difference is update cadence: 擎天柱Cloud at every 4 weeks against 计算器's every 2 months. 擎天柱Cloud also leads on iOS requirement (10.0 vs 14.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

擎天柱Cloud ships an update every 4 weeks, 计算器 every 2 months. The most recent releases landed on October 11, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | 擎天柱Cloud | 计算器 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 weeks** | Every 2 months |
| Monetization | — | Free |
| Size | 86 MB | 10 MB |
| Requires iOS | **10.0** | 14.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [vanke](https://appshunter.io/developer/1245066763) | [Beijing iDOTOOLS Technology Co., Ltd](https://appshunter.io/developer/1627204739) |

## What reviewers say

### 擎天柱Cloud

[App page](https://appshunter.io/ios/app/cloud/id1531318812)

**Features:** Vision Pro support

**In-app purchases:** none


### 计算器

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

This app offers advanced scientific and standard calculations with a clean interface. It supports complex functions, trigonometric operations, and allows for easy manipulation and annotation of calculations. Keep track of your entire computation history with clear visual cues.

**Highlights:** Standard and scientific calculations, Trigonometric, exponential, and logarithmic functions, Drag-and-drop results for subsequent calculations, Tagging and annotation of calculations, Full calculation history with step-by-step view, Intuitive and simple interface

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 擎天柱Cloud free?

擎天柱Cloud is free to download, with no in-app purchases.

### Is 计算器 free?

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

### Do 擎天柱Cloud or 计算器 have ads?

Neither 擎天柱Cloud nor 计算器 shows ads.

### Which is updated more often, 擎天柱Cloud or 计算器?

擎天柱Cloud ships an update every 4 weeks, and 计算器 every 2 months. Most recently, 擎天柱Cloud was updated on October 11, 2026 and 计算器 on October 7, 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.*