# Baltimore Catechism vs Pius X Catechism

The clearest difference is in-app purchases: Pius X Catechism at none against Baltimore Catechism's 2. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Baltimore Catechism sells 2 in-app purchases, starting at $4.99 per month. Pius X Catechism asks for nothing beyond the download.

## The numbers

| Metric | Baltimore Catechism | Pius X Catechism |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | — |
| Size | 12 MB | 280 MB |
| Requires iOS | 26.2 | **26.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [WILMER SEBASTIAN NILSSON](https://appshunter.io/developer/1896634441) | [Matthew McCarty](https://appshunter.io/developer/1676579862) |

## What reviewers say

### Baltimore Catechism

[App page](https://appshunter.io/ios/app/baltimore-catechism/id6769157986)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $4.99 | per month |
| Annual | $39.99 | per year |


### Pius X Catechism

[App page](https://appshunter.io/ios/app/pius-x-catechism/id6811518069)

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

**In-app purchases:** none


## Frequently asked questions

### Is Baltimore Catechism free?

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

### Is Pius X Catechism free?

Pius X Catechism is free to download, with no in-app purchases.

### Do Baltimore Catechism or Pius X Catechism have ads?

Neither Baltimore Catechism nor Pius X Catechism shows ads.

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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.*