mechanical design engine vs Calcubench
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
mechanical design engine
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* To calculate basic thickness of cylindrical/rectangular pressure vessel including heads if input data such as pressure, temperature, inner diameter and material information. * flange data can be easily searched. * Profile steel information such as pipe, H, W, I and U-Beam. * Raw material information, that is chemical composition and mechanical properties, for example, ASTM A240 316L, EN10297-1, SUS316L and so on. * Size and shape information of every thread(iso/unf/pf/pt) and shackles(bow/d-type) * To calculate force and moment of solid mechanics according to support type.
Calcubench
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Calcubench is a fast, offline toolkit built for engineers, technicians, and students who need reliable conversions and calculations without hunting through reference books or spreadsheets. UNIT CONVERTER Convert length, mass, force, pressure, energy, power, torque, area, volume, speed, angle, density, viscosity, and flow rate all offline, all instant. FRACTION β DECIMAL Convert fractional inch measurements to decimal and back, with adjustable precision down to 1/64". POWER β TORQUE Convert between power and torque at a given rotational speed. MATERIAL & FLUID DATABASE Built-in mechanical properties for common engineering materials and fluidsβdensity, elastic modulus, shear modulus, yield and tensile strength, and viscosityβplus the ability to add your own custom materials. PRO TOOLS Unlock a full set of mechanical engineering calculators: - Beam Deflection β rectangular, circular, tube, and I-beam profiles - Torsion β angle of twist and shear stress for shafts - Shear β maximum shear force and safety factor - Fastener Calculator β torque, preload, and tensile stress area - Pipe Flow Analysis β Reynolds number, pressure drop, and flow rate - Weight Estimator - Bolt & Torque Chart, Drill & Tap Size Chart, Structural Shapes reference WORKS OFFLINE No internet connection needed β every calculation runs on your device. Available in English and Spanish, with metric and imperial units throughout and adjustable decimal precision.
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Verdict
The clearest difference is in-app purchases: mechanical design engine at none against Calcubench's 1. mechanical design engine also leads on iOS requirement (13.0 vs 15.0). Calcubench's advantage is update cadence (every 9 days vs every 2 months). On price, ads and device support there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Calcubench sells 1 one-off in-app purchase. mechanical design engine asks for nothing beyond the download.
mechanical design engine ships an update every 2 months, Calcubench every 9 days. The most recent releases landed on October 11, 2026 and October 1, 2026 respectively.
| Parameter | mechanical design engine | Calcubench |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 months | Every 9 days β better |
| Ads | No | No |
| In-app purchases | No β better | Yes |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 13.0 β better | 15.0 |
| Further details β not scored | ||
| Size | 63 MB | 21 MB |
| Age rating | 4+ | 4+ |
| Developer | gan dae choi | JUAN MATIAS DEBARBORA |
In-app purchases
mechanical design engine
No in-app purchases
Calcubench
- Calcubench Pro$6.99
Questions
Is mechanical design engine free?
Is Calcubench free?
Do mechanical design engine or Calcubench have ads?
Which is updated more often, mechanical design engine or Calcubench?
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