# OWASP BLT vs IQ Test

The clearest difference is in-app purchases: OWASP BLT at none against IQ Test's 1. OWASP BLT also leads on iOS requirement (12.0 vs 15.6). IQ Test's advantage is update cadence (every 2 weeks vs every 6 months). On price, ads and device support there is nothing between them.

Both are free to download. IQ Test sells 1 one-off in-app purchase. OWASP BLT asks for nothing beyond the download.

OWASP BLT ships an update every 6 months, IQ Test every 2 weeks. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | OWASP BLT | IQ Test |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 2 weeks** |
| Size | 33 MB | 14 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [OWASP Foundation, inc](https://appshunter.io/developer/1683410774) | [Ivaylo Ivanov](https://appshunter.io/developer/1023127210) |

## What reviewers say

### OWASP BLT

[App page](https://appshunter.io/ios/app/owasp-blt/id6448071954)

**Features:** macOS Compatibility

**In-app purchases:** none


### IQ Test

[App page](https://appshunter.io/ios/app/iq-test-matrix-puzzles/id6752962217)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Matrix Levels | $4.99 | one-time |


## Frequently asked questions

### Is OWASP BLT free?

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

### Is IQ Test free?

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

### Do OWASP BLT or IQ Test have ads?

Neither OWASP BLT nor IQ Test shows ads.

### Which is updated more often, OWASP BLT or IQ Test?

OWASP BLT ships an update every 6 months, and IQ Test every 2 weeks. Most recently, OWASP BLT was updated on November 3, 2026 and IQ Test 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.*