# Ratio World vs Touch CT

The clearest difference is ads: Touch CT at none against Ratio World's shown. Ratio World's advantage is update cadence (every 8 days vs monthly). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

Ratio World ships an update every 8 days, Touch CT monthly. The most recent releases landed on July 7, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | Ratio World | Touch CT |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/ratio-world/id1518152914/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 8 days** | Monthly |
| Monetization | Ad-supported | — |
| Size | 121 MB | 3 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [John Ayala](https://appshunter.io/developer/1195679013) | [Igor Patrikeev](https://appshunter.io/developer/1717119256) |

## What reviewers say

### Ratio World

[App page](https://appshunter.io/ios/app/ratio-world/id1518152914)

Embark on an educational adventure to understand the concept of proportions through engaging gameplay. This game is designed for all ages, offering an enjoyable experience for the entire family.

**Highlights:** Learn about proportions, Adventure gameplay, Suitable for all ages, Family-friendly experience

**Features:** macOS Compatibility

**In-app purchases:** none


### Touch CT

[App page](https://appshunter.io/ios/app/touch-ct/id6478787532)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Ratio World free?

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

### Is Touch CT free?

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

### Do Ratio World or Touch CT have ads?

Ratio World shows ads; Touch CT does not.

### Which is updated more often, Ratio World or Touch CT?

Ratio World ships an update every 8 days, and Touch CT monthly. Most recently, Ratio World was updated on July 7, 2026 and Touch CT on September 18, 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.*