# STEM Discovery Campaign vs NS Explorer

The clearest difference is ads: STEM Discovery Campaign at none against NS Explorer's shown. STEM Discovery Campaign also leads on iOS requirement (11.0 vs 15.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | STEM Discovery Campaign | NS Explorer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/stem-discovery-campaign/id1668152623/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 6 weeks | — |
| Monetization | Free | — |
| Size | 39 MB | 46 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [EUN Partnership AISBL](https://appshunter.io/developer/1293134978) | [natural solutions](https://appshunter.io/developer/674569170) |

## What reviewers say

### STEM Discovery Campaign

[App page](https://appshunter.io/ios/app/stem-discovery-campaign/id1668152623)

Explore and submit STEM activities worldwide on an interactive map. Discover partner projects, learn about different STEM events, and filter entries to find what interests you. Participate in exciting competitions and win awards.

**Highlights:** Browse STEM activities on a map, Submit your own STEM activities, View partner projects, Discover diverse STEM events, Filter map and feed entries, Participate in competitions

**Features:** macOS Compatibility

**In-app purchases:** none


### NS Explorer

[App page](https://appshunter.io/ios/app/ns-explorer/id6739217277)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is STEM Discovery Campaign free?

STEM Discovery Campaign is free to download, with no in-app purchases.

### Is NS Explorer free?

NS Explorer is free to download, with no in-app purchases.

### Do STEM Discovery Campaign or NS Explorer have ads?

NS Explorer shows ads; STEM Discovery Campaign 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.*