# Human Resources Knowledge Test vs OTA Practice Test Exam Pro

The clearest difference is iOS requirement: Human Resources Knowledge Test at 12.0 against OTA Practice Test Exam Pro's 16.6. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Human Resources Knowledge Test sells 4 in-app purchases, starting at $9.99 per 7 days and OTA Practice Test Exam Pro sells 3 in-app purchases, starting at $0.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Human Resources Knowledge Test ships an update every 5 months, OTA Practice Test Exam Pro every 4 months. The most recent releases landed on October 10, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Human Resources Knowledge Test | OTA Practice Test Exam Pro |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 4 months** |
| Size | 82 MB | 21 MB |
| Requires iOS | **12.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Erdem Kara](https://appshunter.io/developer/1015700209) | [iAPPSSTUDIO](https://appshunter.io/developer/1830642259) |

## What reviewers say

### Human Resources Knowledge Test

[App page](https://appshunter.io/ios/app/human-resources-knowledge-test/id6740550005)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium - Weekly Subscription | $9.99 | per 7 days |
| Premium - Monthly Subscription | $24.99 | per month |
| Premium-Quarterly Subscription | $49.99 | per 3 months |
| Premium - Yearly Subscription | $99.99 | per year |


### OTA Practice Test Exam Pro

[App page](https://appshunter.io/ios/app/ota-practice-test-exam-pro/id6758003953)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium Access | $0.99 | per 7 days |
| Yearly Premium Access | $24.99 | per year |
| Get Lifetime Access | $7.99 | one-time |


## Frequently asked questions

### Is Human Resources Knowledge Test free?

Human Resources Knowledge Test is free to download, with in-app purchases available.

### Is OTA Practice Test Exam Pro free?

OTA Practice Test Exam Pro is free to download, with in-app purchases available.

### Do Human Resources Knowledge Test or OTA Practice Test Exam Pro have ads?

Neither Human Resources Knowledge Test nor OTA Practice Test Exam Pro shows ads.

### Which is updated more often, Human Resources Knowledge Test or OTA Practice Test Exam Pro?

Human Resources Knowledge Test ships an update every 5 months, and OTA Practice Test Exam Pro every 4 months. Most recently, Human Resources Knowledge Test was updated on October 10, 2026 and OTA Practice Test Exam Pro on October 3, 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.*