Comparison

Mechanical Formula vs Chemical Engineering+

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

Head to head
About

Mechanical Formula

This app provides over 200 essential mechanical engineering formulas and calculations in a user-friendly tool. It's designed to simplify complex concepts and speed up problem-solving for students, professionals, and educators.

Highlights
  • 200+ mechanical engineering formulas
  • Instant calculations
  • Intuitive interface
  • Real-world application explanations
  • Exam preparation aid
  • Lifetime Premium option
Features
Read full description

The Mechanical Engineering Formula & Calculator app brings together 200+ essential mechanical engineering formulas and calculations in one powerful and easy-to-use tool. Designed specifically for mechanical students, professionals, and educators, this app simplifies complex concepts and makes problem-solving faster and more accurate. Developed by engineers for engineers, this app covers a wide range of mechanical engineering topics, helping users understand the principles behind each formula and how they are applied in real-world scenarios. Whether you are studying, revising, or working on-site, this app serves as your reliable engineering companion. With an intuitive interface, you can easily select any calculator, enter the required values, and get instant results with clear output. No complicated steps — just accurate calculations at your fingertips. Perfect for: - Mechanical engineering students - Practicing engineers - Technical instructors - Exam preparation & quick reference Boost your productivity and master mechanical calculations with confidence. In app purchase included : Lifetime Premium Privacy policy : https://chatlyst.in/privacy.html Terms and condition : https://chatlyst.in/tcondition.html

About

Chemical Engineering+

Test your knowledge of chemical engineering with a comprehensive quiz app. It offers thousands of questions across various topics, adaptive difficulty, and detailed explanations to enhance learning. Prepare for exams and boost your industry skills with this interactive tool.

Highlights
  • Extensive question bank
  • Topic-specific quizzes
  • Calculations & problem solving
  • Adaptive difficulty
  • Interactive learning with explanations
  • Offline play
  • Leaderboard competition
Features
Read full description

Master the World of Chemical Engineering with our Quiz App! Dive into the fascinating world of chemical engineering and test your knowledge with our app! Whether you’re a student, a professional, or just passionate about the field, this app is your ultimate companion to learn, revise, and challenge yourself. Key Features - Extensive Question Bank: Thousands of questions covering diverse topics like thermodynamics, reaction engineering, process control, energy systems, nanotechnology, and more. - Topic-Specific Quizzes: Focus on areas that matter most to you, from corrosion prevention to renewable energy systems. - Calculations & Problem Solving: Sharpen your skills with numerical problems and real-world scenarios. - Adaptive Difficulty: Questions designed for beginners to experts—perfect for everyone! - Interactive Learning: Detailed explanations for each answer to deepen your understanding. Boost Your Knowledge - Prepare for exams like FE, PE, or university assessments. - Enhance your practical skills for industry applications. - Stay updated with emerging trends like AI in process optimization and sustainable technologies. Why ChemEng Quiz Master? - Designed by experts in chemical engineering. - Intuitive interface with engaging visuals and progress tracking. - Play offline anytime, anywhere. How It Works 1. Choose a topic or let the app select one for you. 2. Answer multiple-choice questions and solve calculation-based problems. 3. Review your performance and learn from detailed feedback. Join a Global Community of Learners Challenge yourself, compete with friends, and climb the leaderboard to become a Chemical Engineering Master! Download ChemEng Quiz Master Today! Your journey to becoming a chemical engineering expert starts here. Unlock your potential, one question at a time. Start Quizzing. Start Learning. Start Winning. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://forwaelade.web.app/ChemicalEngineering/privacy-policy

Screenshots

Mechanical Formula4 screens
Chemical Engineering+4 screens

Verdict

The call

The clearest difference is rating: Mechanical Formula at 4.7 against Chemical Engineering+'s 3.0. Mechanical Formula also leads on ratings volume (34 vs 2) and iOS requirement (13.0 vs 17.0). Chemical Engineering+'s advantage is update cadence (every 2 months vs every 4 months). On price, review sentiment, ads and in-app purchases 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. Mechanical Formula sells 1 one-off in-app purchase and Chemical Engineering+ sells 6 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Mechanical Formula holds the better App Store score, 4.7 against 3.0. That said, the two scores are not equally well evidenced: Mechanical Formula has 34 ratings behind it against 2, so its average is the more settled of the two. Written reviews split almost evenly too, at 0% and 0% positive.

UpkeepUpdate frequency

Mechanical Formula ships an update every 4 months, Chemical Engineering+ every 2 months. The most recent releases landed on October 22, 2026 and October 23, 2026 respectively.

Scorecard4 real differences · 6 level
Mechanical Formula versus Chemical Engineering+: the parameters behind the verdict, then further details
ParameterMechanical FormulaChemical Engineering+
PriceFreeFree
Rating4.7 (34 ratings) — better3.0 (2 ratings)
Positive reviews0.0% of reviews0.0% of reviews
Number of ratings34 — better2
Update frequencyEvery 4 monthsEvery 2 months — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS13.0 — better17.0
Further details — not scored
Size42 MB18 MB
Age rating4+4+
DeveloperKantaben GorasiyaForwa Elade Wunde

Customer experience

Mechanical Formula

All ratings34 ratings
Positive91.2%
Neutral2.9%
Negative5.9%
Written reviews1 reviews
Positive0.0%
Neutral100.0%
Negative0.0%

Chemical Engineering+

All ratings2 ratings
Positive50.0%
Neutral0.0%
Negative50.0%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

1 purchases

Mechanical Formula

One-time1
  • Lifetime$9.99
6 purchases

Chemical Engineering+

Subscriptions3
  • 1 Month$9.991 Month
  • 6 Months$19.996 Months
  • 1 Year$29.991 Year
One-time3
  • 1500$0.99
  • 3500$1.99
  • 9000$3.99

Questions

Is Mechanical Formula free?
Mechanical Formula is free to download, with in-app purchases available.
Is Chemical Engineering+ free?
Chemical Engineering+ is free to download, with in-app purchases available.
Which has better reviews, Mechanical Formula or Chemical Engineering+?
Mechanical Formula is rated higher. Mechanical Formula averages 4.7 out of 5 from 34 ratings, while Chemical Engineering+ averages 3.0 from 2 ratings.
Do Mechanical Formula or Chemical Engineering+ have ads?
Neither Mechanical Formula nor Chemical Engineering+ shows ads.
Which is updated more often, Mechanical Formula or Chemical Engineering+?
Mechanical Formula ships an update every 4 months, and Chemical Engineering+ every 2 months. Most recently, Mechanical Formula was updated on October 22, 2026 and Chemical Engineering+ on October 23, 2026.

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