# Castle Building Centres vs Sensor Globe

The clearest difference is update cadence: Sensor Globe at every 6 weeks against Castle Building Centres's every 3 months. 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.

Castle Building Centres ships an update every 3 months, Sensor Globe every 6 weeks. The most recent releases landed on September 26, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Castle Building Centres | Sensor Globe |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 6 weeks** |
| Size | 53 MB | 11 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Castle Building Centres Group Ltd.](https://appshunter.io/developer/1453707085) | [MarinX Inc. (d.b.a. Sensor Globe)](https://appshunter.io/developer/6773411367) |

## What reviewers say

### Castle Building Centres

[App page](https://appshunter.io/ios/app/castle-building-centres/id1453707296)

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

**In-app purchases:** none


### Sensor Globe

[App page](https://appshunter.io/ios/app/sensor-globe/id1514603349)

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

**In-app purchases:** none


## Frequently asked questions

### Is Castle Building Centres free?

Castle Building Centres is free to download, with no in-app purchases.

### Is Sensor Globe free?

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

### Do Castle Building Centres or Sensor Globe have ads?

Neither Castle Building Centres nor Sensor Globe shows ads.

### Which is updated more often, Castle Building Centres or Sensor Globe?

Castle Building Centres ships an update every 3 months, and Sensor Globe every 6 weeks. Most recently, Castle Building Centres was updated on September 26, 2026 and Sensor Globe on September 24, 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.*