# 法大大 vs 东润水资源监控管理

The clearest difference is in-app purchases: 东润水资源监控管理 at none against 法大大's 6. 法大大's advantage is iOS requirement (9.0 vs 11.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. 法大大 sells 6 one-off in-app purchases. 东润水资源监控管理 asks for nothing beyond the download.

法大大 ships an update every 6 weeks, 东润水资源监控管理 every 2 months. The most recent releases landed on October 29, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | 法大大 | 东润水资源监控管理 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (2 ratings)](https://appshunter.io/ios/app/id1103204022/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 22.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 2 months |
| Monetization | Free | — |
| Size | 27 MB | 60 MB |
| Requires iOS | **9.0** | 11.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [深圳法大大网络科技有限公司](https://appshunter.io/developer/1095255111) | [Shandong Dongrun Instrument Science and Technology Co., Ltd.](https://appshunter.io/developer/1459355651) |

## What reviewers say

### 法大大

[App page](https://appshunter.io/ios/app/id1103204022)

This app offers a secure and compliant platform for signing electronic contracts online. It simplifies the traditional signing process, saving time and ensuring legal validity through features like real-name authentication and blockchain evidence preservation. It supports various industries for efficient contract management.

**Highlights:** Online electronic contract signing, Contract drafting, Free contract management, Real-name authentication, Blockchain evidence preservation, Legal validity assurance, Electronic seal issuance

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1份个人签署套餐 | $0.99 | one-time |
| 5份个人签署套餐 | $5.99 | one-time |
| 公证处《签署文件存证证明》 | $6.99 | one-time |
| 50份个人签署套餐 | $59.99 | one-time |
| 100份个人签署套餐 | $99.99 | one-time |
| 200份个人签署套餐 | $239.99 | one-time |


### 东润水资源监控管理

[App page](https://appshunter.io/ios/app/id1459355652)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 法大大 free?

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

### Is 东润水资源监控管理 free?

东润水资源监控管理 is free to download, with no in-app purchases.

### Do 法大大 or 东润水资源监控管理 have ads?

Neither 法大大 nor 东润水资源监控管理 shows ads.

### Which is updated more often, 法大大 or 东润水资源监控管理?

法大大 ships an update every 6 weeks, and 东润水资源监控管理 every 2 months. Most recently, 法大大 was updated on October 29, 2026 and 东润水资源监控管理 on October 11, 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.*