# ISTQB Usability Testing vs Study Focus Helper

The clearest difference is ads: ISTQB Usability Testing at none against Study Focus Helper's shown. On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. ISTQB Usability Testing sells 2 in-app purchases, starting at $9.99 per month and Study Focus Helper sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 7, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | ISTQB Usability Testing | Study Focus Helper |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Size | 9 MB | 9 MB |
| Requires iOS | 17.2 | **17.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Cargo Teleport Inc](https://appshunter.io/developer/1761832181) | [Tam Tran](https://appshunter.io/developer/6786559953) |

## What reviewers say

### 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 |


### Study Focus Helper

[App page](https://appshunter.io/ios/app/study-focus-helper/id6791938723)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Smart Review Unlock | $2.99 | one-time |


## Frequently asked questions

### Is ISTQB Usability Testing free?

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

### Is Study Focus Helper free?

Study Focus Helper is free to download, with in-app purchases available.

### Do ISTQB Usability Testing or Study Focus Helper have ads?

Study Focus Helper shows ads; ISTQB Usability Testing does not.

### Which is updated more often, ISTQB Usability Testing or Study Focus Helper?

ISTQB Usability Testing ships an update every 3 weeks, and Study Focus Helper every 3 weeks. Most recently, ISTQB Usability Testing was updated on October 7, 2026 and Study Focus Helper on September 28, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*