# NAP Locked down browser vs Math Bites

The clearest difference is in-app purchases: NAP Locked down browser at none against Math Bites's 2. Math Bites's advantage is update cadence (fortnightly vs every 7 months) and device support (3 vs 1). On price and ads there is nothing between them.

Both are free to download. Math Bites sells 2 in-app purchases, starting at $2.99 per month. NAP Locked down browser asks for nothing beyond the download.

NAP Locked down browser ships an update every 7 months, Math Bites fortnightly. The most recent releases landed on October 1, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | NAP Locked down browser | Math Bites |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 13.8% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 7 months | **Fortnightly** |
| Monetization | Free | — |
| Size | 67 MB | 18 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Education Services Australia Ltd.](https://appshunter.io/developer/380266607) | [Denis Barchukov](https://appshunter.io/developer/1896180216) |

## What reviewers say

### 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


### Math Bites

[App page](https://appshunter.io/ios/app/math-bites/id6766058844)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Math Bites Premium – Monthly | $2.99 | per month |
| Math Bites Premium – Annual | $19.99 | per year |


## Frequently asked questions

### Is NAP Locked down browser free?

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

### Is Math Bites free?

Math Bites is free to download, with in-app purchases available.

### Do NAP Locked down browser or Math Bites have ads?

Neither NAP Locked down browser nor Math Bites shows ads.

### Which is updated more often, NAP Locked down browser or Math Bites?

NAP Locked down browser ships an update every 7 months, and Math Bites fortnightly. Most recently, NAP Locked down browser was updated on October 1, 2026 and Math Bites on October 5, 2026.

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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.*