# 水掌云 vs 水库e管

水掌云 and 水库e管 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.

水掌云 ships an update every 2 months, 水库e管 monthly. The most recent releases landed on September 7, 2026 and August 21, 2026 respectively.

## The numbers

| Metric | 水掌云 | 水库e管 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | — | Free |
| Size | 321 MB | 264 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [钦荣 翁](https://appshunter.io/developer/1278827536) | [绍钢 江](https://appshunter.io/developer/1365400725) |

## What reviewers say

### 水掌云

[App page](https://appshunter.io/ios/app/id1513277479)

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

**In-app purchases:** none


### 水库e管

[App page](https://appshunter.io/ios/app/e/id1531242766)

This app provides property management services for small reservoirs. It offers efficient inspection tools for responsible personnel, along with features for monitoring rainfall, managing work orders, recording inspection logs, and accessing weather forecasts.

**Highlights:** Reservoir property management, Efficient inspection tools, Rainfall and weather monitoring, Work order management, Inspection log recording, Maintenance and repair functions

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

**In-app purchases:** none


## Frequently asked questions

### Is 水掌云 free?

水掌云 is free to download, with no in-app purchases.

### Is 水库e管 free?

水库e管 is free to download, with no in-app purchases.

### Do 水掌云 or 水库e管 have ads?

Neither 水掌云 nor 水库e管 shows ads.

### Which is updated more often, 水掌云 or 水库e管?

水掌云 ships an update every 2 months, and 水库e管 monthly. Most recently, 水掌云 was updated on September 7, 2026 and 水库e管 on August 21, 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.*