# Catch Good Luck vs Shape Defense

The clearest difference is in-app purchases: Shape Defense at none against Catch Good Luck's 4. Shape Defense also leads on update cadence (every 2 days vs every 2 weeks). Catch Good Luck's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 26.2). On price and ads there is nothing between them.

Both are free to download. Catch Good Luck sells 4 one-off in-app purchases. Shape Defense asks for nothing beyond the download.

Catch Good Luck ships an update every 2 weeks, Shape Defense every 2 days. Both last shipped on October 9, 2026.

## The numbers

| Metric | Catch Good Luck | Shape Defense |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 2 days** |
| Size | 36 MB | 4 MB |
| Requires iOS | **15.0** | 26.2 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [晓泽 唐](https://appshunter.io/developer/1864363145) | [toshihiko sakusabe](https://appshunter.io/developer/1876203182) |

## What reviewers say

### Catch Good Luck

[App page](https://appshunter.io/ios/app/catch-good-luck/id6758535472)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 购买100金币 | $0.99 | one-time |
| 购买500金币 | $1.99 | one-time |
| 成为抓住马年VIP | $2.99 | one-time |
| 购买1000金币 | $2.99 | one-time |


### Shape Defense

[App page](https://appshunter.io/ios/app/shape-defense/id6760210046)

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

**In-app purchases:** none


## Frequently asked questions

### Is Catch Good Luck free?

Catch Good Luck is free to download, with in-app purchases available.

### Is Shape Defense free?

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

### Do Catch Good Luck or Shape Defense have ads?

Neither Catch Good Luck nor Shape Defense shows ads.

### Which is updated more often, Catch Good Luck or Shape Defense?

Catch Good Luck ships an update every 2 weeks, and Shape Defense every 2 days. Most recently, Catch Good Luck was updated on October 9, 2026 and Shape Defense on October 9, 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.*