# Mathsterious Mansion vs NAP Locked down browser

The clearest difference is review sentiment: Mathsterious Mansion at 100% against NAP Locked down browser's 14%. Mathsterious Mansion also leads on iOS requirement (5.1 vs 17.0). On price, ads, in-app purchases and monetization model 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 | Mathsterious Mansion | NAP Locked down browser |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (6 ratings)](https://appshunter.io/ios/app/mathsterious-mansion/id834068236/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | **100.0% of reviews** | 13.8% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 7 months |
| Monetization | Free | Free |
| Size | 115 MB | 67 MB |
| Requires iOS | **5.1** | 17.0 |
| Devices | iPad | iPad |
| Age rating | 4+ | 4+ |
| Developer | [3P Learning](https://appshunter.io/developer/299596227) | [Education Services Australia Ltd.](https://appshunter.io/developer/380266607) |

## What reviewers say

### Mathsterious Mansion

[App page](https://appshunter.io/ios/app/mathsterious-mansion/id834068236)

Embark on a mathematical adventure in a mysterious mansion, mastering addition and subtraction within 1-100. Collect characters by completing challenging levels and phases, developing place value understanding through engaging gameplay.

**Highlights:** Addition and subtraction practice, Place value understanding, 5 challenging levels with increasing difficulty, Story and Arcade game modes, Collectible characters with unique histories, Interactive hundred grid

**In-app purchases:** none


### NAP Locked down browser

[App page](https://appshunter.io/ios/app/nap-locked-down-browser/id1086807255)

This secure browser is designed for students taking standardized online assessments. It locks down the device to prevent cheating by restricting access to other apps and system functions during tests.

**Highlights:** Secure testing environment, Restricts app switching, Blocks unauthorized utilities, Prevents access to device resources, Facilitates NAPLAN and NAP Sample tests

**In-app purchases:** none


## Frequently asked questions

### Is Mathsterious Mansion free?

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

### Is NAP Locked down browser free?

NAP Locked down browser is free to download, with no in-app purchases.

### Do Mathsterious Mansion or NAP Locked down browser have ads?

Neither Mathsterious Mansion nor NAP Locked down browser 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.*