# Difference Detective vs Kitty 3D

The clearest difference is ads: Difference Detective at none against Kitty 3D's shown. On price, update cadence, 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.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on September 21, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | Difference Detective | Kitty 3D |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/kitty-3d/id6753218982/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | — | Ad-supported |
| Size | 185 MB | 185 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [长城 缪](https://appshunter.io/developer/1815974426) | [Mehmet Fatih Sahin](https://appshunter.io/developer/1700697055) |

## What reviewers say

### Difference Detective

[App page](https://appshunter.io/ios/app/difference-detective-spot-it/id6746324070)

**Features:** macOS Compatibility

**In-app purchases:** none


### Kitty 3D

[App page](https://appshunter.io/ios/app/kitty-3d/id6753218982)

Explore vibrant 3D rooms and find all the hidden cats before time runs out. Each cat you discover adds color and life back to the space. Progress through increasingly challenging rooms to restore them fully.

**Highlights:** Explore colorful 3D rooms, Find hidden cats, Race against the clock, Restore rooms with found cats, Increasingly challenging levels

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Difference Detective free?

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

### Is Kitty 3D free?

Kitty 3D is free to download, with no in-app purchases.

### Do Difference Detective or Kitty 3D have ads?

Kitty 3D shows ads; Difference Detective does not.

### Which is updated more often, Difference Detective or Kitty 3D?

Difference Detective ships an update every 3 weeks, and Kitty 3D every 3 weeks. Most recently, Difference Detective was updated on September 21, 2026 and Kitty 3D on September 19, 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.*