Mental Math vs Human Resources Leader Prep
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Mental Math
Enhance your mental math abilities with this interactive app. It offers engaging gameplay and exercises, teaching calculation secrets and tricks to solve problems quickly. Track your progress and compete globally.
- Basic operations (+, -, x, /)
- Multiplication tables (1-20)
- Power calculation (1-100)
- Percentage challenges
- Fast calculation tricks
- Adjustable difficulty levels
- Progress tracking
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Discover the power of Mental Calculation, an interactive app tailored for kids, students, and adults, crafted to enhance your mental math skills. Learn and improve effortlessly through exciting gameplay or exercise. Includes fast Calculation secrets and tricks to help you solve problems in seconds! Follow and compare your world ranking with the Game Center. Perfect for all skill levels, this app offers personalized practice to help you improve and excel. Features and Options Include: Basic operations: +, -, x, / Multiplication tables (1 to 20) Power calculation (1 to 100) Percentage challenges Cheering messages Fast calculation tricks Learning section: times and power tables Difficulty levels: beginner to expert in 5 levels Adjustable or no timer option Shows correct answer if you fail Track your history, best score, and prices
Human Resources Leader Prep
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Prepare for the Human Resources Leader Certification exam with our comprehensive test preparation program. Designed for HR professionals in or aspiring to managerial roles, our course offers a range of resources and strategies to ensure your success. Key Features: Our practice tests are meticulously updated to align with the latest exam content standards. We ensure that you are studying with the most current and relevant materials available. Extensive Question Bank: Access a vast question bank with hundreds of exam style questions, covering all knowledge areas and domains tested in the exam. These questions are designed to simulate the real exam experience, helping you become familiar with the format and types of questions you'll encounter. Detailed Explanations: Understand the reasoning behind each answer with comprehensive explanations provided for every question. This ensures that you not only memorize answers but truly grasp the underlying concepts, boosting your chances of success. Progress Tracking: Keep tabs on your progress with our intuitive performance tracking feature. Monitor your strengths and weaknesses in different knowledge areas, allowing you to focus your study efforts where they are needed most. Customizable Study Plans: Tailor your study schedule to fit your needs. Whether you have a few weeks or several months to prepare, our app adapts to your timeline and helps you stay on track. Simulated Exam Mode: Simulate the real exam experience with our timed practice tests. These exams mimic the official testing conditions, including time constraints, to build your confidence and test-taking skills. Global Reach: Our app is available worldwide, providing aspiring candidates across the globe access to high-quality study materials. User-Friendly Interface: Enjoy a user-friendly and intuitive interface designed for easy navigation and a seamless learning experience. Study on your terms, wherever and whenever you choose. Success Stories: Join a community of successful candidates who have used our app to achieve their certification goals. Let their stories inspire and motivate you on your journey. Privacy and Security: We take your privacy seriously and ensure that your data is kept secure. You can study with confidence, knowing your personal information is protected. Continuous Updates: As the exam evolves, so does our app. We are committed to providing ongoing updates to reflect any changes in the exam content and format. Prepare with confidence and embark on your certification journey with our Human Resources Leader Prep app. Whether you are a Human Resources enthusiast or a professional seeking career advancement, our app equips you with the knowledge and skills needed to pass the exam on your first attempt. Please note: This app is not affiliated with, endorsed by, or associated with HRPA (Human Resources Professionals Association) or CHRL (Certified Human Resources Leader), or any of their respective trademarks. All product and company names are trademarks™ or registered® trademarks of their respective holders. Use of them does not imply any affiliation with or endorsement by them. This app is an independent resource created to assist individuals in preparing for the Human Resources Leader Certification. The content provided is for educational purposes only and is not an official study guide or endorsed material from HRPA. Start your journey towards becoming a Certified Human Resources Leader. Download the Human Resources Leader Prep, app now and take the first step towards a successful career in HR! You can find more information about our Products and Premium subscription here: Terms of Use - https://examprep.help/terms.html Privacy Policy - https://examprep.help/policy.html
Screenshots
Verdict
The clearest difference is update cadence: Mental Math at every 2 weeks against Human Resources Leader Prep's every 8 months. Human Resources Leader Prep's advantage is iOS requirement (15.1 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Mental Math sells 1 one-off in-app purchase 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.
Mental Math ships an update every 2 weeks, Human Resources Leader Prep every 8 months. The most recent releases landed on October 16, 2026 and October 28, 2026 respectively.
| Parameter | Mental Math | Human Resources Leader Prep |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (1 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 2 weeks — better | Every 8 months |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 17.0 | 15.1 — better |
| Further details — not scored | ||
| Size | 59 MB | 51 MB |
| Age rating | 9+ | 4+ |
| Developer | Oliver Glaettli | Exam Prep OU |
In-app purchases
Mental Math
- Purchase Mental Calculation$6.99
Human Resources Leader Prep
- CHRL Weekly Full Access$8.997 Days
- CHRL Monthly Full Access3 Days trial$24.991 Month
- CHRL Monthly Full Access$24.991 Month
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- CHRL Quarterly Full Access3 Days trial$55.993 Months
- CHRL Quarterly Full Access$55.993 Months
- CHRL Semiannual Full Access$75.996 Months
- CHRL Semiannual Full Access3 Days trial$79.996 Months
- CHRL Annual Full Access$109.991 Year
- CHRL Annual Full Access3 Days trial$119.991 Year
Questions
Is Mental Math free?
Is Human Resources Leader Prep free?
Do Mental Math or Human Resources Leader Prep have ads?
Which is updated more often, Mental Math or Human Resources Leader Prep?
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