# Cat vs CatToDo

The clearest difference is ads: CatToDo at none against Cat's shown. Cat's advantage is update cadence (every 3 days vs monthly) and iOS requirement (15.1 vs 18.2). On price, 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.

Cat ships an update every 3 days, CatToDo monthly. The most recent releases landed on October 11, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Cat | CatToDo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 3 days** | Monthly |
| Size | 33 MB | 7 MB |
| Requires iOS | **15.1** | 18.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Yuki Kuwahara](https://appshunter.io/developer/1464637125) | [Yamawaki Tsubasa](https://appshunter.io/developer/1866168522) |

## What reviewers say

### Cat

[App page](https://appshunter.io/ios/app/cat-todo/id6755334306)

**Features:** macOS Compatibility

**In-app purchases:** none


### CatToDo

[App page](https://appshunter.io/ios/app/cattodo/id6757331420)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Cat free?

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

### Is CatToDo free?

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

### Do Cat or CatToDo have ads?

Cat shows ads; CatToDo does not.

### Which is updated more often, Cat or CatToDo?

Cat ships an update every 3 days, and CatToDo monthly. Most recently, Cat was updated on October 11, 2026 and CatToDo on October 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.*