# IQ題 vs Brain Twist

The clearest difference is in-app purchases: IQ題 at none against Brain Twist's 1. IQ題 also leads on iOS requirement (12.0 vs 15.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Brain Twist sells 1 one-off in-app purchase. IQ題 asks for nothing beyond the download.

IQ題 ships an update every 4 months, Brain Twist every 3 months. The most recent releases landed on October 19, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | IQ題 | Brain Twist |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 4 months | **Every 3 months** |
| Monetization | Ad-supported | — |
| Size | 15 MB | 142 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Huaping Ye](https://appshunter.io/developer/1639123510) | [Plasma IT Solutions LLC](https://appshunter.io/developer/1831244979) |

## What reviewers say

### IQ題

[App page](https://appshunter.io/ios/app/iq/id1254945461)

Engage in a fun and hilarious guessing game that challenges your lateral thinking. Players are presented with random riddles and must guess them all to progress. New riddles are added regularly to keep the game fresh and exciting.

**Highlights:** Lateral thinking challenges, Random riddle selection, Guess all riddles, Regularly updated content, Voice version available, Share with friends

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

**In-app purchases:** none


### Brain Twist

[App page](https://appshunter.io/ios/app/brain-twist-solve-puzzle/id6749576119)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove all ads | $4.99 | one-time |


## Frequently asked questions

### Is IQ題 free?

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

### Is Brain Twist free?

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

### Do IQ題 or Brain Twist have ads?

Both IQ題 and Brain Twist show ads.

### Which is updated more often, IQ題 or Brain Twist?

IQ題 ships an update every 4 months, and Brain Twist every 3 months. Most recently, IQ題 was updated on October 19, 2026 and Brain Twist 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.*