# 测距助手 vs ESDPS Survey System

The clearest difference is in-app purchases: 测距助手 at none against ESDPS Survey System's 2. 测距助手 also leads on device support (3 vs 1) and iOS requirement (11.0 vs 17.0). ESDPS Survey System's advantage is ads (none vs shown). On price there is nothing between them.

Both are free to download. ESDPS Survey System sells 2 in-app purchases, starting at $6.99 per month. 测距助手 asks for nothing beyond the download.

## The numbers

| Metric | 测距助手 | ESDPS Survey System |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/esdps-survey-system/id6779094395/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 7 months | — |
| Monetization | — | Free with in-app purchases |
| Size | 153 MB | 17 MB |
| Requires iOS | **11.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [沫 王](https://appshunter.io/developer/1609909724) | [丽君 张](https://appshunter.io/developer/6779038093) |

## What reviewers say

### 测距助手

[App page](https://appshunter.io/ios/app/id1609909722)

**Features:** macOS Compatibility

**In-app purchases:** none


### ESDPS Survey System

[App page](https://appshunter.io/ios/app/esdps-survey-system/id6779094395)

This professional engineering surveying app offers advanced field calculation, road staking, and earthwork quantity computation. It includes tools for curve staking, basic surveying, topographic mapping, and point cloud processing. An AI assistant aids in file queries and parameter explanations.

**Highlights:** Advanced curve staking, Comprehensive surveying calculations, Multiple earthwork calculation methods, Survey adjustment tools, Topographic and drawing tools, Point cloud processing and viewing, AI assistant for queries and recognition

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ESDPS Monthly Plan | $6.99 | per month |
| Full Lifetime Access | $79.99 | one-time |


## Frequently asked questions

### Is 测距助手 free?

测距助手 is free to download, with no in-app purchases.

### Is ESDPS Survey System free?

ESDPS Survey System is free to download, with in-app purchases available.

### Do 测距助手 or ESDPS Survey System have ads?

测距助手 shows ads; ESDPS Survey System does not.

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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.*