# STEM JUNIOR vs Dino Wiki

The clearest difference is in-app purchases: Dino Wiki at none against STEM JUNIOR's 4. Dino Wiki also leads on iOS requirement (11.0 vs 15.0). STEM JUNIOR's advantage is device support. On price there is nothing between them.

Both are free to download. STEM JUNIOR sells 4 one-off in-app purchases. Dino Wiki asks for nothing beyond the download.

## The numbers

| Metric | STEM JUNIOR | Dino Wiki |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | — |
| Update frequency | Every 3 weeks | — |
| Size | 291 MB | 176 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [INSTITUTE VIETSTEM COMPANY LIMITED](https://appshunter.io/developer/1484787821) | [NO.1 EDUCATION TECHNOLOGY JOINT STOCK COMPANY](https://appshunter.io/developer/1646569171) |

## What reviewers say

### STEM JUNIOR

[App page](https://appshunter.io/ios/app/stem-junior/id1484787823)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 6 Months | $26.99 | one-time |
| 6 Months | $29.99 | one-time |
| 12 Months | $34.99 | one-time |
| 12 Months | $36.99 | one-time |


### Dino Wiki

[App page](https://appshunter.io/ios/app/dino-wiki/id1551101750)

**In-app purchases:** none


## Frequently asked questions

### Is STEM JUNIOR free?

STEM JUNIOR is free to download, with in-app purchases available.

### Is Dino Wiki free?

Dino Wiki is free to download, with no in-app purchases.

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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.*