# ESA Glossary vs STFC

The clearest difference is device support: ESA Glossary at 3 against STFC's 1. ESA Glossary also leads on iOS requirement (9.0 vs 16.6). On price, ads and in-app purchases 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 | ESA Glossary | STFC |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 7 months |
| Monetization | Free | — |
| Size | 23 MB | 5 MB |
| Requires iOS | **9.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [ESA - European Space Agency](https://appshunter.io/developer/429660009) | [Mvine](https://appshunter.io/developer/967932728) |

## What reviewers say

### ESA Glossary

[App page](https://appshunter.io/ios/app/esa-glossary/id1465259835)

Access a comprehensive glossary of terms related to the European Space Agency. This app provides definitions for space exploration and related technical vocabulary.

**Highlights:** ECSS Glossary access, Space exploration terms, Technical vocabulary, ESA-related definitions

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### STFC

[App page](https://appshunter.io/ios/app/stfc/id6752931466)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is ESA Glossary free?

ESA Glossary is free to download, with no in-app purchases.

### Is STFC free?

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

### Do ESA Glossary or STFC have ads?

Neither ESA Glossary nor STFC 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.*