# 火先知 vs Cloud Smart Construction

火先知 and Cloud Smart Construction are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

火先知 ships an update every 3 weeks, Cloud Smart Construction fortnightly. The most recent releases landed on September 23, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | 火先知 | Cloud Smart Construction |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Fortnightly** |
| Size | 123 MB | 66 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Hikvision Digital Technology Co.,Ltd](https://appshunter.io/developer/358934279) | [Nanjing Yuanyu Technology Co., Ltd](https://appshunter.io/developer/1861732416) |

## What reviewers say

### 火先知

[App page](https://appshunter.io/ios/app/id1476029559)

**Features:** macOS Compatibility

**In-app purchases:** none


### Cloud Smart Construction

[App page](https://appshunter.io/ios/app/cloud-smart-construction/id6756603927)

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

**In-app purchases:** none


## Frequently asked questions

### Is 火先知 free?

火先知 is free to download, with no in-app purchases.

### Is Cloud Smart Construction free?

Cloud Smart Construction is free to download, with no in-app purchases.

### Do 火先知 or Cloud Smart Construction have ads?

Neither 火先知 nor Cloud Smart Construction shows ads.

### Which is updated more often, 火先知 or Cloud Smart Construction?

火先知 ships an update every 3 weeks, and Cloud Smart Construction fortnightly. Most recently, 火先知 was updated on September 23, 2026 and Cloud Smart Construction on September 18, 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.*