# IQ Challenge Book vs BloopBlock

The clearest difference is monetization model: IQ Challenge Book at free against BloopBlock's paid. IQ Challenge Book also leads on ads (none vs shown) and device support (3 vs 1). On price, rating, ratings volume and in-app purchases there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for IQ Challenge Book against 5.0 for BloopBlock. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

## The numbers

| Metric | IQ Challenge Book | BloopBlock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/iq-challenge-book/id1320107027/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/bloopblock/id6790265768/reviews) |
| Number of ratings | 1 | 1 |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 76 months | — |
| Monetization | **Free** | Paid |
| Size | 1 MB | 4 MB |
| Requires iOS | **15.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Adrian Minca](https://appshunter.io/developer/1224651577) | [H Valeur](https://appshunter.io/developer/621824042) |

## What reviewers say

### IQ Challenge Book

[App page](https://appshunter.io/ios/app/iq-challenge-book/id1320107027)

Assess your intelligence level with this application that provides an IQ score based on your answers to a series of questions. It categorizes your score according to a standard IQ scale, ranging from genius to feeble-mindedness. Test your limits and discover your intelligence quotient.

**Highlights:** IQ score determination, Intelligence level assessment, IQ score categorization, Test your limits, User-friendly interface

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

**In-app purchases:** none


### BloopBlock

[App page](https://appshunter.io/ios/app/bloopblock/id6790265768)

This fast-paced puzzle game challenges your mental math skills by requiring quick, correct answers to equations. Successfully solving problems builds your board, while errors add penalty blocks, increasing the pressure as the timer tightens.

**Highlights:** Timed equation solving, Stacking puzzle mechanics, Penalty blocks for wrong answers, Board clearing for bonus points, Increasing difficulty curve, Multiple difficulty settings

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

**In-app purchases:** none


## Frequently asked questions

### Is IQ Challenge Book free?

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

### Is BloopBlock free?

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

### Which has better reviews, IQ Challenge Book or BloopBlock?

IQ Challenge Book and BloopBlock are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do IQ Challenge Book or BloopBlock have ads?

BloopBlock shows ads; IQ Challenge Book does not.

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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.*