# CTA Go vs Kidduu

The clearest difference is in-app purchases: CTA Go at none against Kidduu's 1. CTA Go also leads on iOS requirement (13.0 vs 15.6). Kidduu's advantage is update cadence (weekly vs every 15 months). On price, ads and device support there is nothing between them.

Both are free to download. Kidduu sells 1 in-app purchase, starting at $5.99 per year. CTA Go asks for nothing beyond the download.

CTA Go ships an update every 15 months, Kidduu weekly. The most recent releases landed on October 30, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | CTA Go | Kidduu |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 15 months | **Weekly** |
| Size | 26 MB | 75 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [CTA AG](https://appshunter.io/developer/1439574606) | [Tobias Ostermunchner](https://appshunter.io/developer/1896561621) |

## What reviewers say

### CTA Go

[App page](https://appshunter.io/ios/app/cta-go/id1667557186)

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

**In-app purchases:** none


### Kidduu

[App page](https://appshunter.io/ios/app/kidduu/id6771014656)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Kidduu Family | $5.99 | per year |


## Frequently asked questions

### Is CTA Go free?

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

### Is Kidduu free?

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

### Do CTA Go or Kidduu have ads?

Neither CTA Go nor Kidduu shows ads.

### Which is updated more often, CTA Go or Kidduu?

CTA Go ships an update every 15 months, and Kidduu weekly. Most recently, CTA Go was updated on October 30, 2026 and Kidduu on October 28, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*