Comparison

Concrete Engineering vs Mechanical Formula

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

Head to head
About

Concrete Engineering

This app provides a comprehensive suite of calculators for concrete and civil engineering parameters. It features smart auto-fill options, a detailed calculation history with PDF export, and direct references to ACI codes. Unlock all 56 calculators with a one-time purchase.

Highlights
  • 56 concrete and civil engineering calculators
  • Metric and Imperial unit support
  • Detailed formulas for all calculations
  • Smart auto-fill pickers
  • Calculation history with PDF export
  • ACI 318-19 code references
Features
Read full description

Concrete Engineering Calculator is a user-friendly app with 56 calculators for concrete and civil engineering parameters. This version introduces smart auto-fill pickers, a full calculation history with PDF export, and ACI code references on every calculator. Key Features: 56 calculators covering beams, columns, slabs, walls, and more Supports both Metric (SI) and Imperial (USCS) units Includes detailed formulas for all calculations Smart auto-fill pickers for concrete mix grades, rebar grades, and bar sizes Calculation history with save, review, and PDF export ACI 318-19 code reference badge on every calculator 6 calculators free forever, 56 total — unlock all with a one-time purchase, no subscription Beam Calculations: Water/Cementitious Materials Ratio Modulus of Elasticity Tensile Strength Compressive Stress (Beam) Stress in Reinforcement Cross-sectional Area (Tensile and Compressive Reinforcement) Stress (Extreme Fiber of Concrete) Shear and Diagonal Tension Nominal Shear Stress Ultimate Shear Capacity Cracking Moment Bending Moment Capacity (Underreinforced and Rectangular Beams) Column Calculations: Total Allowable Axial Load Spiral Reinforcing Ratio Long-Column Load Reduction Factor (Fixed Ends) Maximum Permissible Eccentricity (Spiral and Tied Columns) Bending Load (Spiral and Tied Columns) Slab and Wall Calculations: Slab Thickness Flexural Stiffness Ratio (Beam Section and Slab Width) Axial Capacity of Wall Nominal Shear Stress on Wall Vertical Shear Reinforcement Ratio of Wall Development Lengths and Crack Control: Tension Development Lengths (Various Bar Types) Compression Development Length Development Length (Hooked Bar) Crack Width Control Additional Calculations: Volume of Spiral Steel to Concrete Core Ratio Moment at Balanced Condition Shear Friction Reinforcement Area Coefficient of Sliding Friction Modular Ratio Steel Ratio Effective Moment of Inertia Total End Shear (Counterfort Walls) Ultimate Strength (No Wind, With Wind, With Earthquake Load) Auto-Fill Reference Pickers: Concrete mix picker fills compressive strength and modulus of elasticity automatically Rebar grade picker fills yield strength and modulus of steel automatically Bar size picker fills cross-sectional area and diameter automatically All pickers support both SI and USCS unit modes

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

Screenshots

Concrete Engineering4 screens
Mechanical Formula4 screens

Verdict

The call

The clearest difference is ads: Mechanical Formula at none against Concrete Engineering's shown. Mechanical Formula also leads on ratings volume (34 vs 7) and iOS requirement (13.0 vs 18.6). On price, rating, update cadence 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. Concrete Engineering sells 1 one-off in-app purchase and Mechanical Formula sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.7 for Concrete Engineering against 4.7 for Mechanical Formula. Both are backed by a comparable volume of ratings — 7 and 34 respectively.

UpkeepUpdate frequency

Concrete Engineering ships an update every 7 months, Mechanical Formula every 4 months. The most recent releases landed on September 18, 2026 and September 19, 2026 respectively.

Scorecard3 real differences · 7 level
Concrete Engineering versus Mechanical Formula: the parameters behind the verdict, then further details
ParameterConcrete EngineeringMechanical Formula
PriceFreeFree
Rating4.7 (7 ratings)4.7 (34 ratings)
Positive reviews0.0% of reviews—
Number of ratings734 — better
Update frequencyEvery 7 monthsEvery 4 months — better
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS18.613.0 — better
Further details — not scored
Size8 MB42 MB
Age rating4+4+
DeveloperV PUGAZHENTHIKantaben Gorasiya

Customer experience

Concrete Engineering

All ratings7 ratings
Positive85.7%
Neutral14.3%
Negative0.0%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Mechanical Formula

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

In-app purchases

1 purchases

Concrete Engineering

One-time1
  • Concrete Engineering Calc.$3.99
1 purchases

Mechanical Formula

One-time1
  • Lifetime$9.99

Questions

Is Concrete Engineering free?
Concrete Engineering is free to download, with in-app purchases available.
Is Mechanical Formula free?
Mechanical Formula is free to download, with in-app purchases available.
Which has better reviews, Concrete Engineering or Mechanical Formula?
Concrete Engineering and Mechanical Formula are both rated 4.7 out of 5 on the App Store, from 7 and 34 ratings respectively.
Do Concrete Engineering or Mechanical Formula have ads?
Concrete Engineering shows ads; Mechanical Formula does not.
Which is updated more often, Concrete Engineering or Mechanical Formula?
Concrete Engineering ships an update every 7 months, and Mechanical Formula every 4 months. Most recently, Concrete Engineering was updated on September 18, 2026 and Mechanical Formula on September 19, 2026.

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