# Regal Detective vs Crazy Brain Lab

The clearest difference is update cadence: Crazy Brain Lab at monthly against Regal Detective's every 5 months. Crazy Brain Lab also leads on iOS requirement (11.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Regal Detective sells 6 in-app purchases, starting at $4.99 per 7 days and Crazy Brain Lab sells 5 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Regal Detective ships an update every 5 months, Crazy Brain Lab monthly. The most recent releases landed on October 30, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Regal Detective | Crazy Brain Lab |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.0 (4 ratings)](https://appshunter.io/ios/app/crazy-brain-lab/id1666472277/reviews)** |
| Number of ratings | — | **4** |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 5 months | **Monthly** |
| Monetization | — | Free with in-app purchases |
| Size | 639 MB | 165 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 12+ |
| Developer | [灵辉 曾](https://appshunter.io/developer/1477782067) | [Mimean Game](https://appshunter.io/developer/1666199595) |

## What reviewers say

### Regal Detective

[App page](https://appshunter.io/ios/app/regal-detective/id1661299978)

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 會員周訂閱 | $4.99 | per 7 days |
| 去廣告 | $1.99 | one-time |
| 體力100 | $1.99 | one-time |
| 燈泡10 | $1.99 | one-time |
| 體力100 + 燈泡10 | $2.99 | one-time |
| 體力200 + 燈泡20 | $4.99 | one-time |


### Crazy Brain Lab

[App page](https://appshunter.io/ios/app/crazy-brain-lab/id1666472277)

This game challenges your intelligence with unconventional puzzles and mind-bending brain teasers. Discover unexpected solutions and enjoy a simple yet addictive experience that will refresh your perspective.

**Highlights:** Unconventional puzzles, Mind-bending brain teasers, Unexpected solutions, Logical but unconventional gameplay, Addictive and funny, Free to download

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 250 bulbs | $1.99 | one-time |
| 500 bulbs | $2.99 | one-time |
| Remove ads | $3.99 | one-time |
| 1,000 bulbs | $4.99 | one-time |
| 2,500 bulbs | $9.99 | one-time |


## Frequently asked questions

### Is Regal Detective free?

Regal Detective is free to download, with in-app purchases available.

### Is Crazy Brain Lab free?

Crazy Brain Lab is free to download, with in-app purchases available.

### Do Regal Detective or Crazy Brain Lab have ads?

Both Regal Detective and Crazy Brain Lab show ads.

### Which is updated more often, Regal Detective or Crazy Brain Lab?

Regal Detective ships an update every 5 months, and Crazy Brain Lab monthly. Most recently, Regal Detective was updated on October 30, 2026 and Crazy Brain Lab on November 3, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*