# intellect 21 vs Skillkeep

The clearest difference is update cadence: Skillkeep at every 2 weeks against intellect 21's every 2 months. intellect 21's advantage is iOS requirement (13.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

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

intellect 21 ships an update every 2 months, Skillkeep every 2 weeks. The most recent releases landed on November 4, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | intellect 21 | Skillkeep |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/intellect-21-quiz-and-iq-test/id6478762637/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 113 MB | 325 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Nasrulla Satlikov](https://appshunter.io/developer/1733834386) | [Bitsational](https://appshunter.io/developer/1771805404) |

## What reviewers say

### intellect 21

[App page](https://appshunter.io/ios/app/intellect-21-quiz-and-iq-test/id6478762637)

Engage in a variety of intellectual challenges, including daily quizzes, personality tests, and multiplayer battles. Improve your knowledge across numerous categories and test your IQ. Compete on leaderboards and potentially earn rewards.

**Highlights:** Daily quizzes, IQ and personality tests, Multiplayer quiz battles, Board game challenges, Spin the wheel games, Audio and word puzzles, Knowledge categories

**Features:** macOS Compatibility

**In-app purchases:** none


### Skillkeep

[App page](https://appshunter.io/ios/app/skillkeep/id6736385259)

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

**In-app purchases:** none


## Frequently asked questions

### Is intellect 21 free?

intellect 21 is free to download, with no in-app purchases.

### Is Skillkeep free?

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

### Do intellect 21 or Skillkeep have ads?

Neither intellect 21 nor Skillkeep shows ads.

### Which is updated more often, intellect 21 or Skillkeep?

intellect 21 ships an update every 2 months, and Skillkeep every 2 weeks. Most recently, intellect 21 was updated on November 4, 2026 and Skillkeep on October 30, 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.*