# KidDoo! vs SmartDog

The clearest difference is ads: KidDoo! at none against SmartDog's shown. KidDoo! also leads on update cadence (every 4 days vs fortnightly). SmartDog's advantage is iOS requirement (15.6 vs 17.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

KidDoo! ships an update every 4 days, SmartDog fortnightly. The most recent releases landed on September 29, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | KidDoo! | SmartDog |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 4 days** | Fortnightly |
| Size | 66 MB | 98 MB |
| Requires iOS | 17.0 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Loic Zimmermann](https://appshunter.io/developer/1751293593) | [Alec Pavone](https://appshunter.io/developer/1780308121) |

## What reviewers say

### KidDoo!

[App page](https://appshunter.io/ios/app/kiddoo/id6505066728)

**Features:** macOS Compatibility

**In-app purchases:** none


### SmartDog

[App page](https://appshunter.io/ios/app/smartdog/id6738345990)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is KidDoo! free?

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

### Is SmartDog free?

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

### Do KidDoo! or SmartDog have ads?

SmartDog shows ads; KidDoo! does not.

### Which is updated more often, KidDoo! or SmartDog?

KidDoo! ships an update every 4 days, and SmartDog fortnightly. Most recently, KidDoo! was updated on September 29, 2026 and SmartDog on October 10, 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.*