# 快刀 vs Cat Probability Roulette

The clearest difference is in-app purchases: 快刀 at none against Cat Probability Roulette's 1. 快刀 also leads on iOS requirement (12.0 vs 15.0). Cat Probability Roulette's advantage is device support. On price there is nothing between them.

Both are free to download. Cat Probability Roulette sells 1 one-off in-app purchase. 快刀 asks for nothing beyond the download.

## The numbers

| Metric | 快刀 | Cat Probability Roulette |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | — | Yes |
| Update frequency | — | Every 2 months |
| Size | 57 MB | 147 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Wuxi Yintibao Information Technology Co., Ltd](https://appshunter.io/developer/1652256159) | [Yusuke Okada](https://appshunter.io/developer/1793725878) |

## What reviewers say

### 快刀

[App page](https://appshunter.io/ios/app/id6498545006)

**In-app purchases:** none


### Cat Probability Roulette

[App page](https://appshunter.io/ios/app/cat-probability-roulette/id6754866024)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.49 | one-time |


## Frequently asked questions

### Is 快刀 free?

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

### Is Cat Probability Roulette free?

Cat Probability Roulette is free to download, with in-app purchases available.

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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.*