# 遊蹤及實地考察系統 vs e++ 3

遊蹤及實地考察系統 and e++ 3 are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support 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.

## The numbers

| Metric | 遊蹤及實地考察系統 | e++ 3 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | — |
| Size | 11 MB | 71 MB |
| Requires iOS | 9.0 | 9.0 |
| Devices | iPad | iPad |
| Age rating | 4+ | 4+ |
| Developer | [POPULAR E-LEARNING (H.K.) LIMITED](https://appshunter.io/developer/518263638) | [Modern Educational Research Society, LTD](https://appshunter.io/developer/432268704) |

## What reviewers say

### 遊蹤及實地考察系統

[App page](https://appshunter.io/ios/app/id880468868)

**Features:** macOS Compatibility

**In-app purchases:** none


### e++ 3

[App page](https://appshunter.io/ios/app/e-plus-plus-3-d-figures/id1583900705)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 遊蹤及實地考察系統 free?

遊蹤及實地考察系統 is free to download, with no in-app purchases.

### Is e++ 3 free?

e++ 3 is free to download, with no in-app purchases.

### Do 遊蹤及實地考察系統 or e++ 3 have ads?

Neither 遊蹤及實地考察系統 nor e++ 3 shows ads.

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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.*