# Number Slash vs Catch Good Luck

The clearest difference is in-app purchases: Number Slash at none against Catch Good Luck's 4. Number Slash also leads on iOS requirement (13.0 vs 15.0). Catch Good Luck's advantage is ads (none vs shown) and update cadence (every 2 weeks vs every 2 months). On price and device support there is nothing between them.

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

Number Slash ships an update every 2 months, Catch Good Luck every 2 weeks. The most recent releases landed on October 25, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Number Slash | Catch Good Luck |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Size | 76 MB | 36 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [risaiku LLC.](https://appshunter.io/developer/1028305769) | [晓泽 唐](https://appshunter.io/developer/1864363145) |

## What reviewers say

### Number Slash

[App page](https://appshunter.io/ios/app/number-slash/id1419952640)

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is Number Slash free?

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

### Is Catch Good Luck free?

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

### Do Number Slash or Catch Good Luck have ads?

Number Slash shows ads; Catch Good Luck does not.

### Which is updated more often, Number Slash or Catch Good Luck?

Number Slash ships an update every 2 months, and Catch Good Luck every 2 weeks. Most recently, Number Slash was updated on October 25, 2026 and Catch Good Luck on October 28, 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.*