# Test Patrón vs Nautilus Explorer

The clearest difference is in-app purchases: Nautilus Explorer at none against Test Patrón's 5. Nautilus Explorer also leads on ads (none vs shown) and update cadence (every 3 days vs every 2 weeks). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Test Patrón sells 5 in-app purchases, starting at $6.49 per 7 days. Nautilus Explorer asks for nothing beyond the download.

Test Patrón ships an update every 2 weeks, Nautilus Explorer every 3 days. The most recent releases landed on October 5, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Test Patrón | Nautilus Explorer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (26 ratings)](https://appshunter.io/ios/app/test-patron/id1048203359/reviews)** | — |
| Number of ratings | **26** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 weeks | **Every 3 days** |
| Monetization | Free with in-app purchases | — |
| Size | 31 MB | 132 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 9+ |
| Developer | [Alejandro](https://appshunter.io/developer/476976572) | [JON DE LECEA ERENO](https://appshunter.io/developer/6774932588) |

## What reviewers say

### Test Patrón

[App page](https://appshunter.io/ios/app/test-patron/id1048203359)

Prepare for Spanish nautical license exams with a vast question bank and personalized study modes. Track your progress and ensure your knowledge is up-to-date with the latest regulations. Offers simulated exams, random tests, and topic-specific quizzes.

**Highlights:** Extensive question bank (>8,000), Personalized study based on license and location, Exam simulation mode, Random and topic-based tests, Progress tracking and statistics, Up-to-date with latest regulations

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Acceso ILIMITADO | $6.49 | per 7 days |
| Acceso ILIMITADO | $12.99 | per 7 days |
| Acceso ILIMITADO. | $17.99 | per month |
| Acceso ILIMITADO | $57.99 | per 2 months |
| Preguntas PREMIUM | $6.99 | one-time |


### Nautilus Explorer

[App page](https://appshunter.io/ios/app/nautilus-explorer/id6774932586)

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

**In-app purchases:** none


## Frequently asked questions

### Is Test Patrón free?

Test Patrón is free to download, with in-app purchases available.

### Is Nautilus Explorer free?

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

### Do Test Patrón or Nautilus Explorer have ads?

Test Patrón shows ads; Nautilus Explorer does not.

### Which is updated more often, Test Patrón or Nautilus Explorer?

Test Patrón ships an update every 2 weeks, and Nautilus Explorer every 3 days. Most recently, Test Patrón was updated on October 5, 2026 and Nautilus Explorer on October 8, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*