# ISTQB Quiz vs ISTQB Usability Testing

The clearest difference is in-app purchases: ISTQB Quiz at none against ISTQB Usability Testing's 2. ISTQB Quiz also leads on device support (3 vs 1) and iOS requirement (15.0 vs 17.2). ISTQB Usability Testing's advantage is ads (none vs shown) and update cadence (every 3 weeks vs every 10 months). On price there is nothing between them.

Both are free to download. ISTQB Usability Testing sells 2 in-app purchases, starting at $9.99 per month. ISTQB Quiz asks for nothing beyond the download.

ISTQB Quiz ships an update every 10 months, ISTQB Usability Testing every 3 weeks. The most recent releases landed on September 29, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | ISTQB Quiz | ISTQB Usability Testing |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 10 months | **Every 3 weeks** |
| Size | 70 MB | 9 MB |
| Requires iOS | **15.0** | 17.2 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Mikhail Orlov](https://appshunter.io/developer/1726013656) | [Cargo Teleport Inc](https://appshunter.io/developer/1761832181) |

## What reviewers say

### ISTQB Quiz

[App page](https://appshunter.io/ios/app/istqb-quiz/id6476809592)

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

**In-app purchases:** none


### ISTQB Usability Testing

[App page](https://appshunter.io/ios/app/istqb-usability-testing/id6738763542)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium monthly subscription | $9.99 | per month |
| Lifetime version | $19.99 | one-time |


## Frequently asked questions

### Is ISTQB Quiz free?

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

### Is ISTQB Usability Testing free?

ISTQB Usability Testing is free to download, with in-app purchases available.

### Do ISTQB Quiz or ISTQB Usability Testing have ads?

ISTQB Quiz shows ads; ISTQB Usability Testing does not.

### Which is updated more often, ISTQB Quiz or ISTQB Usability Testing?

ISTQB Quiz ships an update every 10 months, and ISTQB Usability Testing every 3 weeks. Most recently, ISTQB Quiz was updated on September 29, 2026 and ISTQB Usability Testing on October 7, 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.*