# 金算子 vs AEC Tool

The clearest difference is update cadence: AEC Tool at every 3 weeks against 金算子's every 6 weeks. AEC Tool also leads on iOS requirement (13.0 vs 16.0). 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.

金算子 ships an update every 6 weeks, AEC Tool every 3 weeks. The most recent releases landed on September 26, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | 金算子 | AEC Tool |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 3 weeks** |
| Size | 11 MB | 83 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [金友 胡](https://appshunter.io/developer/1562356894) | [Shenzhen Energy Control Cloud Technology Co., Ltd](https://appshunter.io/developer/1765046101) |

## What reviewers say

### 金算子

[App page](https://appshunter.io/ios/app/id6474504640)

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

**In-app purchases:** none


### AEC Tool

[App page](https://appshunter.io/ios/app/aec-tool/id6743854321)

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

**In-app purchases:** none


## Frequently asked questions

### Is 金算子 free?

金算子 is free to download, with no in-app purchases.

### Is AEC Tool free?

AEC Tool is free to download, with no in-app purchases.

### Do 金算子 or AEC Tool have ads?

Neither 金算子 nor AEC Tool shows ads.

### Which is updated more often, 金算子 or AEC Tool?

金算子 ships an update every 6 weeks, and AEC Tool every 3 weeks. Most recently, 金算子 was updated on September 26, 2026 and AEC Tool on September 19, 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.*