# Biological clock vs キャラQ

The clearest difference is ads: キャラQ at none against Biological clock's shown. キャラQ also leads on update cadence (every 5 weeks vs every 13 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Biological clock ships an update every 13 months, キャラQ every 5 weeks. The most recent releases landed on September 10, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Biological clock | キャラQ |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 13 months | **Every 5 weeks** |
| Monetization | — | Free |
| Size | 13 MB | 59 MB |
| Requires iOS | 12.1 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [HAREPPO](https://appshunter.io/developer/604325074) | [naoya onami](https://appshunter.io/developer/1653103622) |

## What reviewers say

### Biological clock

[App page](https://appshunter.io/ios/app/biological-clock-everywhere/id1099546322)

**In-app purchases:** none


### キャラQ

[App page](https://appshunter.io/ios/app/q/id6470144874)

Guess the character an AI is imagining by asking questions. With over 100 characters, aim to become a genie by guessing correctly in the fewest questions. If you're wrong, you can continue asking or give up.

**Highlights:** AI character guessing, Over 100 characters, Question-based deduction, Score tracking, Social sharing

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

**In-app purchases:** none


## Frequently asked questions

### Is Biological clock free?

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

### Is キャラQ free?

キャラQ is free to download, with no in-app purchases.

### Do Biological clock or キャラQ have ads?

Biological clock shows ads; キャラQ does not.

### Which is updated more often, Biological clock or キャラQ?

Biological clock ships an update every 13 months, and キャラQ every 5 weeks. Most recently, Biological clock was updated on September 10, 2026 and キャラQ on September 21, 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.*