# Castrum vs Curiocity

The clearest difference is iOS requirement: Curiocity at 15.0 against Castrum's 18.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Castrum ships an update every 2 months, Curiocity every 6 weeks. The most recent releases landed on October 8, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Castrum | Curiocity |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (1 ratings)](https://appshunter.io/ios/app/castrum/id1465245349/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 40.9% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 6 weeks** |
| Monetization | Free | — |
| Size | 1.4 GB | 3 MB |
| Requires iOS | 18.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [DEPARTEMENT DE L AUDE](https://appshunter.io/developer/1465245348) | [SBDéveloppement](https://appshunter.io/developer/1560195489) |

## What reviewers say

### Castrum

[App page](https://appshunter.io/ios/app/castrum/id1465245349)

Develop a fortified village in 13th-century Occitania to defend against crusaders and aid pursued Cathars. Explore Cathar Country, collect items, and craft resources to preserve local culture. Engage in mini-games at historical monuments for unique rewards.

**Highlights:** Develop a fortified village, Collect and craft items, Explore Cathar Country, Geotagged mini-games at monuments, Historical narrative, Unlock legendary tools

**Features:** macOS Compatibility

**In-app purchases:** none


### Curiocity

[App page](https://appshunter.io/ios/app/curiocity/id6784693237)

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

**In-app purchases:** none


## Frequently asked questions

### Is Castrum free?

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

### Is Curiocity free?

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

### Do Castrum or Curiocity have ads?

Neither Castrum nor Curiocity shows ads.

### Which is updated more often, Castrum or Curiocity?

Castrum ships an update every 2 months, and Curiocity every 6 weeks. Most recently, Castrum was updated on October 8, 2026 and Curiocity 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.*