Comparison

Mechanical Formula vs Mechanical Engineering Book

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

Mechanical Engineering Book

This app provides a comprehensive guide to mechanical engineering, covering fundamental concepts, key terms, and essential formulas. It's designed for students and professionals to deepen their understanding of machine mechanisms and engineering principles.

Highlights
  • Learn mechanical engineering principles
  • Understand machine mechanisms
  • Access engineering formulas and equations
  • Explore engineering facts
  • Covers thermodynamics, materials science, and more
  • Designed for professionals and students
Features
Read full description

Learn Mechanical Engineering is a professional app to Learning Mechanical Engineering which to helps people to understand the working mechanisms of machines. Learn Mechanical Engineering is designed for mechanism as well research by professional engineers. Learn Mechanical Engineering is the study, design, development, construction, and testing of mechanical and thermal sensors and devices, including tools, machines, and machines. Mechanical engineering careers center on creating technology. Learn Mechanical Engineering Terms and lots of Engineering Equations, Engineering Formulas and Engineering Facts, this Engineering App will sure cement of basics to advanced engineering. Topics - Introduction - Thermodynamics - Engineering Materials - Mechanical Measurement - Machine Tools - Casting And Welding - Properties Of Gases - Fuels And Combustion - Power Plant Engineering - Internal Combustion Engines - Steam Engine, Steam And Gas Turbines - Properties Of Steam And Steam - Stress And Strain - Lifting Machines - Flywheel - Heat Transfer - Air Conditioning - Power Transmission - Coupling, Clutch, And Brake - Air Compressors - Fluid Mechanics And Hydraulic Machines - Mechanical Working Of Metals & Metal Sheet - Manufacturing Systems - Unconventional Machining Processes Why Learn Mechanical Engineering Mechanical engineers design and build solutions to a range of problems, improving efficiency across a wide range of industries. By studying mechanical engineering, you can look forward to good job prospects, high salaries, and varied work Mechanical engineering is an engineering branch that combines engineering physics and mathematics principles with materials science, to design, analyze, manufacture, and maintain mechanical systems. It is one of the oldest and broadest of the engineering branches. Engineering is the use of scientific principles to design and build machines, structures, and other items, including bridges, tunnels, roads, vehicles, and buildings. The discipline of engineering encompasses a broad range of more specialized fields of engineering.

Screenshots

Mechanical Formula4 screens
Mechanical Engineering Book4 screens

Verdict

The call

The clearest difference is price: Mechanical Formula at Free against Mechanical Engineering Book's $1.99. Mechanical Formula also leads on update cadence (every 4 months vs every 11 months). Mechanical Engineering Book's advantage is in-app purchases (none vs 1) and iOS requirement (10.0 vs 13.0). On rating, ratings volume, ads 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

Mechanical Formula is free to download; Mechanical Engineering Book costs $1.99 up front. Mechanical Formula sells 1 one-off in-app purchase. Mechanical Engineering Book asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.7 for Mechanical Formula against 4.7 for Mechanical Engineering Book. Both are backed by a comparable volume of ratings — 34 and 12 respectively.

UpkeepUpdate frequency

Mechanical Formula ships an update every 4 months, Mechanical Engineering Book every 11 months. The most recent releases landed on September 19, 2026 and September 27, 2026 respectively.

Scorecard5 real differences · 5 level
Mechanical Formula versus Mechanical Engineering Book: the parameters behind the verdict, then further details
ParameterMechanical FormulaMechanical Engineering Book
PriceFree — better$1.99
Rating4.7 (34 ratings)4.7 (12 ratings)
Positive reviews—0.0% of reviews
Number of ratings34 — better12
Update frequencyEvery 4 months — betterEvery 11 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases — betterPaid
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.010.0 — better
Further details — not scored
Size42 MB38 MB
Age rating4+4+
DeveloperKantaben GorasiyaHaroon Khalil

Customer experience

Mechanical Formula

All ratings34 ratings
Positive91.2%
Neutral2.9%
Negative5.9%

Mechanical Engineering Book

All ratings12 ratings
Positive91.7%
Neutral0.0%
Negative8.3%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

1 purchases

Mechanical Formula

One-time1
  • Lifetime$9.99
None

Mechanical Engineering Book

No in-app purchases

Questions

Is Mechanical Formula free?
Mechanical Formula is free to download, with in-app purchases available.
Is Mechanical Engineering Book free?
Mechanical Engineering Book costs $1.99, with no in-app purchases.
Which has better reviews, Mechanical Formula or Mechanical Engineering Book?
Mechanical Formula and Mechanical Engineering Book are both rated 4.7 out of 5 on the App Store, from 34 and 12 ratings respectively.
Do Mechanical Formula or Mechanical Engineering Book have ads?
Neither Mechanical Formula nor Mechanical Engineering Book shows ads.
Which is updated more often, Mechanical Formula or Mechanical Engineering Book?
Mechanical Formula ships an update every 4 months, and Mechanical Engineering Book every 11 months. Most recently, Mechanical Formula was updated on September 19, 2026 and Mechanical Engineering Book on September 27, 2026.

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