# 智能水利Pro vs 水文水资源

The clearest difference is update cadence: 水文水资源 at fortnightly against 智能水利Pro's every 3 months. 水文水资源 also leads on iOS requirement (8.0 vs 12.0). 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.

智能水利Pro ships an update every 3 months, 水文水资源 fortnightly. The most recent releases landed on October 1, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | 智能水利Pro | 水文水资源 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Fortnightly** |
| Size | 126 MB | 32 MB |
| Requires iOS | 12.0 | **8.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Tianjin Tiandy Internet of Things Technology Co., Ltd.](https://appshunter.io/developer/1716860835) | [武汉海昌信息技术有限公司](https://appshunter.io/developer/1050059214) |

## What reviewers say

### 智能水利Pro

[App page](https://appshunter.io/ios/app/pro/id1547582092)

**Features:** macOS Compatibility

**In-app purchases:** none


### 水文水资源

[App page](https://appshunter.io/ios/app/id6448164950)

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

**In-app purchases:** none


## Frequently asked questions

### Is 智能水利Pro free?

智能水利Pro is free to download, with no in-app purchases.

### Is 水文水资源 free?

水文水资源 is free to download, with no in-app purchases.

### Do 智能水利Pro or 水文水资源 have ads?

Neither 智能水利Pro nor 水文水资源 shows ads.

### Which is updated more often, 智能水利Pro or 水文水资源?

智能水利Pro ships an update every 3 months, and 水文水资源 fortnightly. Most recently, 智能水利Pro was updated on October 1, 2026 and 水文水资源 on September 20, 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.*