# Catteralls vs CPD For Construction Engineers

The clearest difference is in-app purchases: Catteralls at none against CPD For Construction Engineers's 1. Catteralls also leads on iOS requirement (15.0 vs 26.0). CPD For Construction Engineers's advantage is update cadence (every 6 weeks vs every 12 months). On price, ads and device support there is nothing between them.

Both are free to download. CPD For Construction Engineers sells 1 one-off in-app purchase. Catteralls asks for nothing beyond the download.

Catteralls ships an update every 12 months, CPD For Construction Engineers every 6 weeks. The most recent releases landed on October 7, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Catteralls | CPD For Construction Engineers |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 12 months | **Every 6 weeks** |
| Size | 83 MB | 6 MB |
| Requires iOS | **15.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Catteralls Solicitors Limited](https://appshunter.io/developer/1693823837) | [ASHLEY DRURY](https://appshunter.io/developer/1880749523) |

## What reviewers say

### Catteralls

[App page](https://appshunter.io/ios/app/catteralls/id1631847250)

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

**In-app purchases:** none


### CPD For Construction Engineers

[App page](https://appshunter.io/ios/app/cpd-for-construction-engineers/id6762530598)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Buy Me A Coffee - Tip | $2.99 | one-time |


## Frequently asked questions

### Is Catteralls free?

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

### Is CPD For Construction Engineers free?

CPD For Construction Engineers is free to download, with in-app purchases available.

### Do Catteralls or CPD For Construction Engineers have ads?

Neither Catteralls nor CPD For Construction Engineers shows ads.

### Which is updated more often, Catteralls or CPD For Construction Engineers?

Catteralls ships an update every 12 months, and CPD For Construction Engineers every 6 weeks. Most recently, Catteralls was updated on October 7, 2026 and CPD For Construction Engineers on October 14, 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.*