# Primitive Dog vs 追いかけられる悪夢

The clearest difference is update cadence: 追いかけられる悪夢 at fortnightly against Primitive Dog's every 11 months. Primitive Dog's advantage is iOS requirement (12.0 vs 14.0). On price, ads, 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.

Primitive Dog ships an update every 11 months, 追いかけられる悪夢 fortnightly. The most recent releases landed on November 3, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | Primitive Dog | 追いかけられる悪夢 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 11 months | **Fortnightly** |
| Monetization | Ad-supported | — |
| Size | 119 MB | 290 MB |
| Requires iOS | **12.0** | 14.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 9+ |
| Developer | [Jun Mochizuki](https://appshunter.io/developer/670857224) | [Yusuke Masuda](https://appshunter.io/developer/1578136233) |

## What reviewers say

### Primitive Dog

[App page](https://appshunter.io/ios/app/primitive-dog/id1538053057)

A simple game where players press a button to give a donut to a hungry dog. It's designed for easy, casual play.

**Highlights:** Feed a hungry dog, Press button for donuts, Simple gameplay, Casual entertainment

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

**In-app purchases:** none


### 追いかけられる悪夢

[App page](https://appshunter.io/ios/app/id6474242437)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Primitive Dog free?

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

### Is 追いかけられる悪夢 free?

追いかけられる悪夢 is free to download, with no in-app purchases.

### Do Primitive Dog or 追いかけられる悪夢 have ads?

Both Primitive Dog and 追いかけられる悪夢 show ads.

### Which is updated more often, Primitive Dog or 追いかけられる悪夢?

Primitive Dog ships an update every 11 months, and 追いかけられる悪夢 fortnightly. Most recently, Primitive Dog was updated on November 3, 2026 and 追いかけられる悪夢 on November 8, 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.*