# Intelligence Test vs Gridblitz

The clearest difference is ads: Intelligence Test at none against Gridblitz's shown. Intelligence Test also leads on device support (3 vs 1) and iOS requirement (12.0 vs 17.0). Gridblitz's advantage is update cadence (every 4 days vs every 5 months). On price and in-app purchases there is nothing between them.

Both are free to download. Intelligence Test sells 1 one-off in-app purchase and Gridblitz sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Intelligence Test ships an update every 5 months, Gridblitz every 4 days. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Intelligence Test | Gridblitz |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (18 ratings)](https://appshunter.io/ios/app/intelligence-test/id1470777147/reviews)** | — |
| Number of ratings | **18** | — |
| Positive reviews | 30.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 5 months | **Every 4 days** |
| Monetization | Free with in-app purchases | — |
| Size | 56 MB | 34 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Horea Bucerzan](https://appshunter.io/developer/1459301615) | [Viggo Roseberg](https://appshunter.io/developer/6777056441) |

## What reviewers say

### Intelligence Test

[App page](https://appshunter.io/ios/app/intelligence-test/id1470777147)

Discover your IQ with a free intelligence test. Get instant results to see if you measure up to genius levels. This game offers a quick way to assess your cognitive abilities.

**Highlights:** Free intelligence test, Instant IQ score, Assess cognitive abilities, Suitable for all ages, Available on iOS devices

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Extra Content + Ad-Free | $3.99 | one-time |


### Gridblitz

[App page](https://appshunter.io/ios/app/gridblitz-block-puzzle/id6777056439)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Gridblitz Pro | $2.99 | one-time |


## Frequently asked questions

### Is Intelligence Test free?

Intelligence Test is free to download, with in-app purchases available.

### Is Gridblitz free?

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

### Do Intelligence Test or Gridblitz have ads?

Gridblitz shows ads; Intelligence Test does not.

### Which is updated more often, Intelligence Test or Gridblitz?

Intelligence Test ships an update every 5 months, and Gridblitz every 4 days. Most recently, Intelligence Test was updated on October 26, 2026 and Gridblitz on October 24, 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.*