# CAD vs Chap911

The clearest difference is in-app purchases: CAD at none against Chap911's 1. CAD also leads on update cadence (monthly vs every 3 months) and iOS requirement (16.0 vs 26.2). On price, ads and device support there is nothing between them.

Both are free to download. Chap911 sells 1 one-off in-app purchase. CAD asks for nothing beyond the download.

CAD ships an update monthly, Chap911 every 3 months. The most recent releases landed on October 10, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | CAD | Chap911 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Monthly** | Every 3 months |
| Size | 4 MB | 11 MB |
| Requires iOS | **16.0** | 26.2 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Reproductive Pumpkin](https://appshunter.io/developer/482502734) | [Nick Farr](https://appshunter.io/developer/1875451672) |

## What reviewers say

### CAD

[App page](https://appshunter.io/ios/app/cad-eugene-oregon/id6444840672)

**Features:** macOS Compatibility

**In-app purchases:** none


### Chap911

[App page](https://appshunter.io/ios/app/chap911/id6760863362)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Field Guide Unlock | $7.99 | one-time |


## Frequently asked questions

### Is CAD free?

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

### Is Chap911 free?

Chap911 is free to download, with in-app purchases available.

### Do CAD or Chap911 have ads?

Neither CAD nor Chap911 shows ads.

### Which is updated more often, CAD or Chap911?

CAD ships an update monthly, and Chap911 every 3 months. Most recently, CAD was updated on October 10, 2026 and Chap911 on October 18, 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.*