# RADAR Chain vs Explore Moor

The clearest difference is update cadence: Explore Moor at every 11 days against RADAR Chain's every 14 months. Explore Moor also leads on iOS requirement (13.0 vs 17.6). 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.

RADAR Chain ships an update every 14 months, Explore Moor every 11 days. The most recent releases landed on October 11, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | RADAR Chain | Explore Moor |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/radar-chain/id939424600/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 14 months | **Every 11 days** |
| Monetization | Free | — |
| Size | 21 MB | 167 MB |
| Requires iOS | 17.6 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Graham Randall](https://appshunter.io/developer/730422090) | [Natural Apptitude](https://appshunter.io/developer/815539119) |

## What reviewers say

### RADAR Chain

[App page](https://appshunter.io/ios/app/radar-chain/id939424600)

Explore the history of RADAR development in the UK from 1936 onwards. Discover early RADAR sites with satellite views and historical details, including photographs. Learn about the pioneers and the Chain Home network, plus RAF airfields active during the Battle of Britain.

**Highlights:** UK RADAR development history (1936+), Early RADAR site locations, Satellite views of current locations, Historical details and photographs, Bawdsey research details, Battle of Britain RAF airfields

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

**In-app purchases:** none


### Explore Moor

[App page](https://appshunter.io/ios/app/explore-moor/id1637620426)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is RADAR Chain free?

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

### Is Explore Moor free?

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

### Do RADAR Chain or Explore Moor have ads?

Neither RADAR Chain nor Explore Moor shows ads.

### Which is updated more often, RADAR Chain or Explore Moor?

RADAR Chain ships an update every 14 months, and Explore Moor every 11 days. Most recently, RADAR Chain was updated on October 11, 2026 and Explore Moor on September 29, 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.*