# AtKlass vs Human Resources Pro Exam Prep

The clearest difference is in-app purchases: AtKlass at none against Human Resources Pro Exam Prep's 9. AtKlass also leads on update cadence (monthly vs every 4 months) and iOS requirement (13.0 vs 15.1). On price, ads and device support there is nothing between them.

Both are free to download. Human Resources Pro Exam Prep sells 9 in-app purchases, starting at $8.99 per 7 days. AtKlass asks for nothing beyond the download.

AtKlass ships an update monthly, Human Resources Pro Exam Prep every 4 months. The most recent releases landed on October 17, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | AtKlass | Human Resources Pro Exam Prep |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/human-resources-pro-exam-prep/id6743174792/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Monthly** | Every 4 months |
| Monetization | Free | — |
| Size | 79 MB | 52 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ATKLASS CORP.](https://appshunter.io/developer/1722144083) | [Exam Prep OU](https://appshunter.io/developer/1689642184) |

## What reviewers say

### AtKlass

[App page](https://appshunter.io/ios/app/atklass/id1500599826)

This app allows students to mark their attendance by entering a class code. Instructors can manage attendance, create topics, send messages, and generate reports. It offers integration with Blackboard for seamless classroom management.

**Highlights:** Student attendance marking, Instructor attendance management, Topic creation and student response, Class messaging, Attendance reports, Blackboard integration

**Features:** macOS Compatibility

**In-app purchases:** none


### Human Resources Pro Exam Prep

[App page](https://appshunter.io/ios/app/human-resources-pro-exam-prep/id6743174792)

**Features:** macOS Compatibility

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CHRP Weekly Full Access | $8.99 | per 7 days |
| CHRP Monthly Full Access | $24.99 | per month |
| CHRP Monthly Full Access | $24.99 | per month |
| CHRP Quarterly Full Access | $55.99 | per 3 months |
| CHRP Quarterly Full Access | $55.99 | per 3 months |
| CHRP Semiannual Full Access | $75.99 | per 6 months |
| CHRP Semiannual Full Access | $79.99 | per 6 months |
| CHRP Annual Full Access | $109.99 | per year |
| CHRP Annual Full Access | $119.99 | per year |


## Frequently asked questions

### Is AtKlass free?

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

### Is Human Resources Pro Exam Prep free?

Human Resources Pro Exam Prep is free to download, with in-app purchases available.

### Do AtKlass or Human Resources Pro Exam Prep have ads?

Neither AtKlass nor Human Resources Pro Exam Prep shows ads.

### Which is updated more often, AtKlass or Human Resources Pro Exam Prep?

AtKlass ships an update monthly, and Human Resources Pro Exam Prep every 4 months. Most recently, AtKlass was updated on October 17, 2026 and Human Resources Pro Exam Prep on October 24, 2026.

---

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