# 工地可视化 vs ChatModel

The clearest difference is in-app purchases: 工地可视化 at none against ChatModel's 3. 工地可视化 also leads on iOS requirement (12.0 vs 14.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. ChatModel sells 3 in-app purchases, starting at $3.99 per 7 days. 工地可视化 asks for nothing beyond the download.

工地可视化 ships an update every 6 weeks, ChatModel monthly. The most recent releases landed on July 7, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | 工地可视化 | ChatModel |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/id1577686092/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Monthly** |
| Size | 25 MB | 15 MB |
| Requires iOS | **12.0** | 14.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 9+ |
| Developer | [Chongqing Yizhi Investment Holding Co., Ltd](https://appshunter.io/developer/1522253797) | [Qijie Information](https://appshunter.io/developer/1717060398) |

## What reviewers say

### 工地可视化

[App page](https://appshunter.io/ios/app/id1577686092)

**Features:** macOS Compatibility

**In-app purchases:** none


### ChatModel

[App page](https://appshunter.io/ios/app/chatmodel-multiple-models/id6479516706)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Plus | $3.99 | per 7 days |
| Monthly Plus | $12.99 | per month |
| Annual Plus | $119.00 | per year |


## Frequently asked questions

### Is 工地可视化 free?

工地可视化 is free to download, with no in-app purchases.

### Is ChatModel free?

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

### Do 工地可视化 or ChatModel have ads?

Neither 工地可视化 nor ChatModel shows ads.

### Which is updated more often, 工地可视化 or ChatModel?

工地可视化 ships an update every 6 weeks, and ChatModel monthly. Most recently, 工地可视化 was updated on July 7, 2026 and ChatModel on September 8, 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.*