# London Shield vs Jax

The clearest difference is update cadence: Jax at every 3 days against London Shield's every 3 weeks. Jax also leads on iOS requirement (13.0 vs 15.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

London Shield ships an update every 3 weeks, Jax every 3 days. The most recent releases landed on October 3, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | London Shield | Jax |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 3 days** |
| Monetization | Free | — |
| Size | 36 MB | 40 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Metropolitan Police Service](https://appshunter.io/developer/1482303492) | [Ai Web Solutions Ltd](https://appshunter.io/developer/1461670983) |

## What reviewers say

### London Shield

[App page](https://appshunter.io/ios/app/london-shield/id1659635176)

Stay informed about terrorism-related events and news in London. This app connects businesses with the Metropolitan Police Service for security updates and engagement.

**Highlights:** Terrorism-related news and events, Security operations information, Business community engagement, Metropolitan Police updates, In-app registration for businesses

**Features:** macOS Compatibility

**In-app purchases:** none


### Jax

[App page](https://appshunter.io/ios/app/jax-app/id6775748127)

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

**In-app purchases:** none


## Frequently asked questions

### Is London Shield free?

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

### Is Jax free?

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

### Do London Shield or Jax have ads?

Neither London Shield nor Jax shows ads.

### Which is updated more often, London Shield or Jax?

London Shield ships an update every 3 weeks, and Jax every 3 days. Most recently, London Shield was updated on October 3, 2026 and Jax on October 28, 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.*