# Critical Thinking Concepts vs Human Resources Leader Prep

The clearest difference is update cadence: Critical Thinking Concepts at every 2 months against Human Resources Leader Prep's every 8 months. Human Resources Leader Prep's advantage is iOS requirement (15.1 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Critical Thinking Concepts sells 2 in-app purchases, starting at $3.99 per month and Human Resources Leader Prep sells 9 in-app purchases, starting at $8.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Critical Thinking Concepts ships an update every 2 months, Human Resources Leader Prep every 8 months. The most recent releases landed on October 24, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Critical Thinking Concepts | Human Resources Leader Prep |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (38 ratings)](https://appshunter.io/ios/app/critical-thinking-concepts/id6446604872/reviews)** | — |
| Number of ratings | **38** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 8 months |
| Monetization | Free with in-app purchases | — |
| Size | 35 MB | 51 MB |
| Requires iOS | 18.0 | **15.1** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Anthony Harvey](https://appshunter.io/developer/1478197285) | [Exam Prep OU](https://appshunter.io/developer/1689642184) |

## What reviewers say

### Critical Thinking Concepts

[App page](https://appshunter.io/ios/app/critical-thinking-concepts/id6446604872)

This app is an interactive study companion that teaches core concepts, methods, and terminology of critical thinking. It helps users develop analytical and reasoning skills for navigating complex issues effectively. Features include Q&A, swipe cards, a visual feed, audio playback, and study statistics.

**Highlights:** Question & Answer format, Swipe card learning, Visual learning feed, Audio player for lessons, Study statistics tracking, Offline usability

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| All Access Monthly | $3.99 | per month |
| All Access Annual | $7.99 | per year |


### Human Resources Leader Prep

[App page](https://appshunter.io/ios/app/human-resources-leader-prep/id6742693760)

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

**In-app purchases (9)**

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


## Frequently asked questions

### Is Critical Thinking Concepts free?

Critical Thinking Concepts is free to download, with in-app purchases available.

### Is Human Resources Leader Prep free?

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

### Do Critical Thinking Concepts or Human Resources Leader Prep have ads?

Neither Critical Thinking Concepts nor Human Resources Leader Prep shows ads.

### Which is updated more often, Critical Thinking Concepts or Human Resources Leader Prep?

Critical Thinking Concepts ships an update every 2 months, and Human Resources Leader Prep every 8 months. Most recently, Critical Thinking Concepts was updated on October 24, 2026 and Human Resources Leader Prep on October 28, 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.*