# Castrum vs Babaoo

The clearest difference is rating: Babaoo at 5.0 against Castrum's 3.0. Babaoo also leads on review sentiment (50% vs 41%) and iOS requirement (15.0 vs 18.0). Castrum's advantage is in-app purchases (none vs 13). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. Babaoo sells 13 in-app purchases, starting at $19.99 per month. Castrum asks for nothing beyond the download.

Babaoo holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively. Written reviews point the same way: 41% of Castrum's written reviews are positive against 50% of Babaoo's.

Castrum ships an update every 2 months, Babaoo every 5 weeks. The most recent releases landed on September 6, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | Castrum | Babaoo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (1 ratings)](https://appshunter.io/ios/app/castrum/id1465245349/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/babaoo-master-attention/id6450890750/reviews)** |
| Number of ratings | 1 | 1 |
| Positive reviews | 40.9% of reviews | **50.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 1.4 GB | 892 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) | [Babaoo](https://appshunter.io/developer/1563751615) |

## 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


### Babaoo

[App page](https://appshunter.io/ios/app/babaoo-master-attention/id6450890750)

This science-based neuro-educational app helps children develop essential 21st-century skills like focus, self-control, and confidence through engaging games and activities. It aims to empower young minds to understand and manage their attention, leading to improved academic performance and emotional well-being.

**Highlights:** Science-based neuro-education, Focus and self-control training, Games to build executive functions, Calming audio relaxation space, Real-world micro-missions, Loved by kids, trusted by parents

**Features:** macOS Compatibility

**In-app purchases (13)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Patient Subscription | $19.99 | per month |
| Monthly Family Subcription | $24.99 | per month |
| Yearly Ambassador Subscription | $25.00 | per year |
| Monthly Remediator Sub Promo | $29.99 | per month |
| Monthly Teacher Subscription Promo | $29.99 | per month |
| Monthly Remediator Subcription | $39.99 | per month |
| Monthly Teacher Subscription | $39.99 | per month |
| Yearly Remediator Subscription | $149.00 | per year |
| Yearly Teacher Subscription | $149.00 | per year |
| Yearly Patient Subscription | $199.00 | per year |
| Yearly Family Subscription | $249.00 | per year |
| Yearly Remediator Subcription Promo | $299.00 | per year |
| Yearly Teacher Subcription Promo | $299.00 | per year |


## Frequently asked questions

### Is Castrum free?

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

### Is Babaoo free?

Babaoo is free to download, with in-app purchases available.

### Which has better reviews, Castrum or Babaoo?

Babaoo is rated higher. Castrum averages 3.0 out of 5 from 1 ratings, while Babaoo averages 5.0 from 1 ratings.

### Do Castrum or Babaoo have ads?

Neither Castrum nor Babaoo shows ads.

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

Castrum ships an update every 2 months, and Babaoo every 5 weeks. Most recently, Castrum was updated on September 6, 2026 and Babaoo on September 22, 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.*