# Smithsonian vs Mountain Building

The clearest difference is price: Mountain Building at Free against Smithsonian's $3.99. On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Mountain Building is free to download; Smithsonian costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Smithsonian | Mountain Building |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | **[5.0 (6 ratings)](https://appshunter.io/ios/app/smithsonian-dinosaurs/id6503628867/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | — |
| Monetization | Paid | — |
| Size | 440 MB | 33 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [PlayDate Digital](https://appshunter.io/developer/652113715) | [Science Education Institute](https://appshunter.io/developer/1439710468) |

## What reviewers say

### Smithsonian

[App page](https://appshunter.io/ios/app/smithsonian-dinosaurs/id6503628867)

Explore a prehistoric world by digging for fossils and uncovering facts about dinosaurs. Earn coins to unlock new tools and learn about over 15 dinosaur species through interactive scenes and quizzes. Develop literacy and critical thinking skills with engaging educational content.

**Highlights:** Dig for fossils with virtual tools, Learn facts about 15+ dinosaur species, Unlock dinosaur cards with information, Interactive prehistoric world exploration, Earn coins for better digging tools, Prehistoric quiz to test knowledge, Phonetic spelling for vocabulary building

**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 Smithsonian free?

Smithsonian costs $3.99, with no in-app purchases.

### Is Mountain Building free?

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

### Do Smithsonian or Mountain Building have ads?

Neither Smithsonian 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.*