# EMP App vs Mountain Building

EMP App and Mountain Building 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 | EMP App | Mountain Building |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 days | — |
| Size | 39 MB | 33 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Vathana Sann](https://appshunter.io/developer/1634140022) | [Science Education Institute](https://appshunter.io/developer/1439710468) |

## What reviewers say

### EMP App

[App page](https://appshunter.io/ios/app/emp-app/id6470178101)

**Features:** macOS Compatibility

**In-app purchases:** none


### Mountain Building

[App page](https://appshunter.io/ios/app/mountain-building/id6736860100)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is EMP App free?

EMP App is free to download, with no in-app purchases.

### Is Mountain Building free?

Mountain Building is free to download, with no in-app purchases.

### Do EMP App or Mountain Building have ads?

Neither EMP App nor Mountain Building 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.*