# Differences vs Zero Katta

The clearest difference is in-app purchases: Zero Katta at none against Differences's 10. Zero Katta also leads on ads (none vs shown). Differences's advantage is update cadence (every 5 days vs fortnightly). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Differences sells 10 one-off in-app purchases. Zero Katta asks for nothing beyond the download.

Differences ships an update every 5 days, Zero Katta fortnightly. The most recent releases landed on November 5, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Differences | Zero Katta |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (352 ratings)](https://appshunter.io/ios/app/differences-findem-all/id6755103110/reviews)** | — |
| Number of ratings | **352** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 5 days** | Fortnightly |
| Monetization | Free with in-app purchases | — |
| Size | 436 MB | 4 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Celesta Games](https://appshunter.io/developer/1794670784) | [Varsha Verma](https://appshunter.io/developer/1883965828) |

## What reviewers say

### Differences

[App page](https://appshunter.io/ios/app/differences-findem-all/id6755103110)

Compare two charming images to find subtle differences and advance through levels. Manage your health points carefully as you uncover every detail to unlock new chapters. Enjoy simple gameplay, amusing graphics, and engaging challenges.

**Highlights:** Spot hidden differences, Compare cute images, Unlock new chapters, Manage health points, Challenging levels, Funny visuals

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ultra Small Coin Pack | $0.99 | one-time |
| Small Coin Pack | $2.99 | one-time |
| Remove Ads | $9.99 | one-time |
| Medium Coin Pack | $9.99 | one-time |
| Starter Pack | $9.99 | one-time |
| Keep Up Offer | $12.99 | one-time |
| Starter Pack with No Ads! | $14.99 | one-time |
| Large Coin Pack | $24.99 | one-time |
| Extra Large Coin Pack | $49.99 | one-time |
| Mega Coin Pack | $99.99 | one-time |


### Zero Katta

[App page](https://appshunter.io/ios/app/zero-katta-tic-tac-toe-2026/id6760338892)

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

**In-app purchases:** none


## Frequently asked questions

### Is Differences free?

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

### Is Zero Katta free?

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

### Do Differences or Zero Katta have ads?

Differences shows ads; Zero Katta does not.

### Which is updated more often, Differences or Zero Katta?

Differences ships an update every 5 days, and Zero Katta fortnightly. Most recently, Differences was updated on November 5, 2026 and Zero Katta on October 25, 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.*