Mohr's Circle vs Beam Calculator
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Mohr's Circle
This application assists users in performing Mohr's Circle calculations and verifying their diagrams. It offers solutions for 2D plane stress, calculates various stress values, and generates graphical representations of stress states. Users can also share results and store multiple stress states.
- 2D Plane Stress Mohr's Circle Solutions
- Max, Min, and Shear Stress Calculations
- Principal Stress Plane Angle
- Mohr's Circle Diagram
- Stress State Rotation Views
- Shareable Results
- Unit Conversion (English/Metric)
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Do you need to perform a Mohr's Circle calculation? Would you like to make sure you Mohr's Circle diagram is correct? With the power of your iOS device and this app, you can do this quickly and easily. (5 Stars) "Perfect…Great tool, great app!" -The fever, the focus Mohr's Circle Calculates: ● 2D Plane Stress Mohr's Circle Solutions ● Max Stress ● Min Stress ● Max Shear Stress ● Average Stress ● Principal Stress Plane Angle ● Max Shear Stress Plane Angle ● The normal stress at an arbitrary angle ● The tangential stress at an arbitrary angle ● The shear stress at an arbitrary angle Mohr's Circle Graphs 4 Views Including: ● Mohr's Circle Diagram ● Stress State Rotated to the Principal Stress Plane ● Stress State Rotated to the Max Shear Stress Plane ● Stress State Rotated to an arbitrary angle Mohr's Circle Features: ● Universal App (Designed for both the iPhone and iPad) ● Share your results via a printout or email ● View the equations used to calculate the results ● Store as many stress states as you want for future reference Units Included! Independently set input and output units both English and Metric. Check out our other engineering apps by searching the App Store for: • Pressure Vessel Pro • Moments of Inertia • Stress Concentrations Pro • Stress Intensity Factors Pro or search J.R.Hobbs to see them all. AppStore.com/JRHobbs
Beam Calculator
This app provides 34 civil engineering calculators for beam analysis and conversion, referencing industry codes. It features auto-fill pickers for sections and materials, dual unit systems, and calculation history. Professionals and students can generate PDF reports and access built-in reference tables.
- 34 Civil Engineering Calculators
- AISC, ACI, ASCE Code References
- Auto-fill Section and Material Pickers
- Dual Unit System (Imperial/Metric)
- Calculation History with Notes
- PDF Export for Reports
- Built-in Reference Tables
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Beam Calculator offers a comprehensive suite of 34 calculators to analyze and convert key Beam and Civil Engineering parameters. Built for professionals and students, every formula is backed by AISC 360-22, ACI 318-19, and ASCE 7-22 code references displayed directly in the calculator. Auto-fill Section and Material Pickers let you select from 39 AISC W-shapes and standard Steel, Rebar, and Concrete grades to instantly populate input fields. No manual lookup needed. Included Calculators (Metric and Imperial Units): Critical Bending Moments: • Rectangular Cross Section • Open Cross Section • Nonuniform Bending Gradient • Moment Gradient Factor with PASS/FAIL adequacy check per AISC 360-22 Stress and Deflection: • Maximum Stress (Axial and Bending Loads) • Maximum Stress (Large Bending Deflection) • Axial Compression and Bending Deflection • Critical Buckling Load • Stress (Unsymmetrical Bending) • Total Unit Stress and Deflection (Eccentric Loading) Steel and Compression Calculations: • Trial Design Area of Steel • Compression Area and Depth • Nominal Moment Capacity • Adjusted Steel Area • Reinforcement Ratios (Balanced, Minimum, Maximum) Beam Dimensions and Shear Strength: • Required Beam Dimensions • Concrete and Steel Shear Strength • Maximum Allowable Shear (Steel and Total) • Horizontal, Angled, and Vertical Stirrup Spacing • Stirrup Shear Strength and Embedment Length • Maximum Tension Steel Spacing Key Features: • Dual unit system: USCS (Imperial) and SI (Metric) with accurate conversions • Calculation History: save, review, and add notes to past calculations • PDF Export: share professional calculation reports • Built-in Reference Tables: W-shape sections, steel grades, rebar grades, and concrete grades • Dark mode support with three appearance options • Category filter chips for fast formula navigation Available in English, Francais, Espanol, Italiano, Deutsch, Chinese, Nederlands, and Portugues.
Screenshots
Verdict
The clearest difference is rating: Beam Calculator at 4.0 against Mohr's Circle's 3.3. Beam Calculator also leads on price ($2.99 vs $5.99) and ratings volume (12 vs 3). Mohr's Circle's advantage is iOS requirement (12.0 vs 16.1). On update cadence, ads, in-app purchases and monetization model 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
Mohr's Circle costs $5.99 and Beam Calculator $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Beam Calculator holds the better App Store score, 4.0 against 3.3. Both are backed by a comparable volume of ratings — 3 and 12 respectively.
Both ship on a similar rhythm, roughly every 15 months. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.
| Parameter | Mohr's Circle | Beam Calculator |
|---|---|---|
| Price | $5.99 | $2.99 — better |
| Rating | 3.3 (3 ratings) | 4.0 (12 ratings) — better |
| Positive reviews | 42.9% of reviews | — |
| Number of ratings | 3 | 12 — better |
| Update frequency | Every 15 months | Every 15 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Paid |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 12.0 — better | 16.1 |
| Further details — not scored | ||
| Size | 8 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | J.R.Hobbs | V PUGAZHENTHI |
Customer experience
Mohr's Circle
Beam Calculator
In-app purchases
Mohr's Circle
No in-app purchases
Beam Calculator
No in-app purchases
Questions
Is Mohr's Circle free?
Is Beam Calculator free?
Which has better reviews, Mohr's Circle or Beam Calculator?
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Which is updated more often, Mohr's Circle or Beam Calculator?
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