# Decision AI vs China Key

The clearest difference is update cadence: Decision AI at every 2 months against China Key's every 11 months. Decision AI also leads on iOS requirement (11.0 vs 13.0). 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.

Decision AI ships an update every 2 months, China Key every 11 months. Both last shipped on October 27, 2026.

## The numbers

| Metric | Decision AI | China Key |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 11 months |
| Monetization | Free | — |
| Size | 62 MB | 28 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | +17 |
| Developer | [Said Korkmaz](https://appshunter.io/developer/1690935526) | [MEGABEE SAL](https://appshunter.io/developer/1609910651) |

## What reviewers say

### Decision AI

[App page](https://appshunter.io/ios/app/decision-ai/id6471530058)

This app uses advanced AI algorithms to help you make tough choices by providing personalized recommendations. It analyzes your inputs to offer well-informed suggestions for various situations, from everyday decisions to significant life choices.

**Highlights:** Intelligent AI recommendations, Personalized suggestions, Assistance with various decisions, Multi-language support

**Features:** macOS Compatibility

**In-app purchases:** none


### China Key

[App page](https://appshunter.io/ios/app/china-key/id6737232804)

**In-app purchases:** none


## Frequently asked questions

### Is Decision AI free?

Decision AI is free to download, with no in-app purchases.

### Is China Key free?

China Key is free to download, with no in-app purchases.

### Do Decision AI or China Key have ads?

Neither Decision AI nor China Key shows ads.

### Which is updated more often, Decision AI or China Key?

Decision AI ships an update every 2 months, and China Key every 11 months. Most recently, Decision AI was updated on October 27, 2026 and China Key on October 27, 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.*