# Oily Cat vs Poly Worlds

The clearest difference is update cadence: Oily Cat at every 3 days against Poly Worlds's weekly. Oily Cat also leads on iOS requirement (13.0 vs 15.0). 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.

Oily Cat ships an update every 3 days, Poly Worlds weekly. The most recent releases landed on September 16, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | Oily Cat | Poly Worlds |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | **Every 3 days** | Weekly |
| Size | 117 MB | 191 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Jose Varela](https://appshunter.io/developer/336500035) | [BugFix Games Entertainment](https://appshunter.io/developer/1689361525) |

## What reviewers say

### Oily Cat

[App page](https://appshunter.io/ios/app/oily-cat/id6465697795)

**Features:** macOS Compatibility

**In-app purchases:** none


### Poly Worlds

[App page](https://appshunter.io/ios/app/poly-worlds-hidden-object/id6749450133)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Oily Cat free?

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

### Is Poly Worlds free?

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

### Do Oily Cat or Poly Worlds have ads?

Both Oily Cat and Poly Worlds show ads.

### Which is updated more often, Oily Cat or Poly Worlds?

Oily Cat ships an update every 3 days, and Poly Worlds weekly. Most recently, Oily Cat was updated on September 16, 2026 and Poly Worlds on September 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.*