# NAP Locked down browser vs MCF

The clearest difference is review sentiment: MCF at 84% against NAP Locked down browser's 14%. MCF also leads on update cadence (every 5 weeks vs every 7 months) and device support (3 vs 1). 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.

NAP Locked down browser ships an update every 7 months, MCF every 5 weeks. The most recent releases landed on August 31, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | NAP Locked down browser | MCF |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 13.8% of reviews | **84.2% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 5 weeks** |
| Monetization | Free | Free |
| Size | 67 MB | 75 MB |
| Requires iOS | 17.0 | **12.0** |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Education Services Australia Ltd.](https://appshunter.io/developer/380266607) | [Tantzy Games](https://appshunter.io/developer/464594748) |

## 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


### MCF

[App page](https://appshunter.io/ios/app/mcf/id1556191173)

This app helps students learn choral music for a yearly festival. It offers interactive tools for teachers and features like song playback, choreography videos, and adjustable playback speeds for students to practice effectively.

**Highlights:** Listen to songs and sing along, Choose part and learning/practice modes, Skip to sections or repeat loops, Adjust playback speed, Watch and learn choreography, Adjust part volumes, Create custom playlists

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is NAP Locked down browser free?

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

### Is MCF free?

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

### Do NAP Locked down browser or MCF have ads?

Neither NAP Locked down browser nor MCF shows ads.

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

NAP Locked down browser ships an update every 7 months, and MCF every 5 weeks. Most recently, NAP Locked down browser was updated on August 31, 2026 and MCF on September 9, 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.*