Comparison

King of Math vs AWS DevOps Engineer DOP

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

King of Math

Sharpen your mental math skills with this engaging game suitable for all ages. Progress through ranks by solving diverse math problems, earn achievements, and compete globally. It's a fun way to practice math for both kids and adults.

Highlights
  • Mental math practice
  • Diverse question types
  • Rank progression system
  • Achievements and leaderboards
  • Suitable for family play
Features
Read full description

Level up your math skills and become the King of Math! King of Math is a fun and fast-paced game for the whole family. The math level is about Middle school math (Grades 6–8), but the game suits anyone who wants to practice and improve their mental math — kids and adults alike. Start as a farmer and climb the ranks by solving math problems and improving your score. Challenge yourself with diverse question types, earn achievements, and compete on global leaderboards! Features: - Fun for both children and adults – perfect for family play - Improve your mental math speed with a variety of challenges - Collect stars, achievements, and compete on leaderboards - Free to get started with addition and subtraction – unlock all content with a one-time purchase Note for schools: A School Edition is also available, with all content unlocked and no in-app purchases ("King of Math: School Ed"). User comments: "I am pleasantly surprised at the different types of questions and how interesting this game is." - York HS math teacher “It will have you sharpening up your mental math skills without you even realizing it.” - The iPhone Mom "As a lifetime mathematician and a math tutor and teacher of over 20 years this is one of the most engaging ways to review math skills that I have ever seen." - App Store review

About

AWS DevOps Engineer DOP

Features
Read full description

AWS DevOps Engineer Professional DOP-C02 practice tests and mock exams. Why ExamCert.App ? Online Mock Exam (Just like a real exam) Up-to-date questions, reviewed and refreshed regularly. Lifetime access & lifetime updates Quality Question with explanation (Just like real questions) 24/7 Chat & Email Support Start your journey to becoming an AWS Certified DevOps Engineer Professional today. The AWS DOP-C02 exam covers six key domains for DevOps Engineers: SDLC Automation (22%), focusing on CI/CD pipelines; Configuration Management & IaC (17%), Using tools like CloudFormation/Terraform; Resilient Cloud Solutions (15%), For high availability; Monitoring & Logging (15%), With CloudWatch; Incident & Event Response (14%), Handling issues; and Security & Compliance (17%) WHY CHOOSE OUR APP? 1000+ Practice Questions - Expertly crafted questions covering all exam objectives Detailed Explanations - Understand the "why" behind every answer Multiple Question Types - Single choice, multiple choice, drag-and-drop, and more Offline Mode - Study anywhere, anytime without internet connection Progress Tracking - Monitor your improvement with detailed statistics Study Guide - Comprehensive reading materials for each exam domain Daily Reminders - Stay on track with customizable study notifications STUDY MODES Practice Mode - Learn at your own pace with instant feedback Exam Simulation - Timed tests that mirror the real exam experience Review Mode - Focus on questions you've answered incorrectly Bookmarks - Save difficult questions for later review Performance Analytics - Track your readiness across all domains PREMIUM FEATURES Unlock the full potential of your exam preparation with Premium access: • Access to ALL 1000+ practice questions • Complete Study Guide with in-depth explanations • Unlimited exam simulations • Priority updates with new questions SUPPORT Have questions or feedback? Contact us at support@examcert.app Privacy Policy: https://examcert.app/privacy Terms of Service: https://examcert.app/terms DISCLAIMER This application is an independent study tool and is NOT affiliated with, endorsed by, sponsored by, or in any way officially connected with Amazon Web Services (AWS), Amazon.com, Inc., or any of its subsidiaries or affiliates. AWS, Amazon Web Services and DOP-C02 are trademarks or registered trademarks of Amazon.com, Inc. or its affiliates. All other trademarks are the property of their respective owners. The practice questions and study materials contained in this application are created independently for educational and exam preparation purposes only. They are designed to help candidates prepare for the certification exam and do not represent actual exam questions from Amazon. Exam results depend on individual preparation, understanding of the material, and performance on the actual examination. The information provided in this application is for general educational purposes. While we strive to keep content accurate and up-to-date, we make no representations or warranties of any kind, express or implied, about the completeness, accuracy, reliability, or suitability of the information. By using this application, you acknowledge that you have read and understood this disclaimer. For official exam information, objectives, and policies, please visit the official AWS Learn website.

Screenshots

King of Math4 screens
AWS DevOps Engineer DOP4 screens

Verdict

The call

The clearest difference is update cadence: AWS DevOps Engineer DOP at every 10 days against King of Math's every 3 weeks. 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. King of Math sells 1 one-off in-app purchase and AWS DevOps Engineer DOP sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

King of Math ships an update every 3 weeks, AWS DevOps Engineer DOP every 10 days. The most recent releases landed on November 1, 2026 and October 28, 2026 respectively.

Scorecard1 real difference · 9 level
King of Math versus AWS DevOps Engineer DOP: the parameters behind the verdict, then further details
ParameterKing of MathAWS DevOps Engineer DOP
PriceFreeFree
Rating4.7 (3.1K ratings) — better—
Positive reviews89.6% of reviews—
Number of ratings3.1K — better—
Update frequencyEvery 3 weeksEvery 10 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.015.0
Further details — not scored
Size170 MB45 MB
Age rating4+4+
DeveloperOddrobo Software ABEXAMCERT PTY LTD

Bugs and requests

King of Math

Reported bugs

2 issues
  • Lost progress and purchases when reinstalling
  • Keyboard blocking UI elements

Requested features

5 requests
  • More advanced math topics
  • Ability to review wrong answers
  • Difficulty settings or modes
  • More levels and books to progress through
  • Explanations or examples for harder questions

AWS DevOps Engineer DOP

Not enough reviews yet to summarise bugs or requests.

In-app purchases

1 purchases

King of Math

One-time1
  • Full Game$3.99
2 purchases

AWS DevOps Engineer DOP

One-time2
  • 200 Mibbi Credits$1.99
  • Premium Unlock$5.99

Questions

Is King of Math free?
King of Math is free to download, with in-app purchases available.
Is AWS DevOps Engineer DOP free?
AWS DevOps Engineer DOP is free to download, with in-app purchases available.
Do King of Math or AWS DevOps Engineer DOP have ads?
Neither King of Math nor AWS DevOps Engineer DOP shows ads.
Which is updated more often, King of Math or AWS DevOps Engineer DOP?
King of Math ships an update every 3 weeks, and AWS DevOps Engineer DOP every 10 days. Most recently, King of Math was updated on November 1, 2026 and AWS DevOps Engineer DOP on October 28, 2026.

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