Comparison

Area Volume Calculator vs mechanical design engine

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

Head to head
About

Area Volume Calculator

Easily calculate area, perimeter, volume, and weight for over 170 geometric shapes. Input measurements, select materials, and choose units for precise results. Includes shape definitions and formulas.

Highlights
  • 170+ geometric shapes
  • Calculate area, perimeter, volume, and weight
  • Material selection for weight calculation
  • Metric and Inch unit support
  • Shape definitions and formulas
  • Search and swipe navigation
Features
Read full description

Select a shape, input some measurements and see its area, perimeter, volume and weight. This is an easy to use, completely free, shape calculator. Features at a Glance: - 170+ geometric shapes available. - Swipe through categories and shapes to select or type to search directly. - Have the radius, but not the diameter? No problem, the Area Volume Calculator (AVC) has various calculation methods to meet the requirement. - Choose from metals, wood, liquids and more. Fill your shape with Almonds, Aluminium or any one of 1500 materials to calculate the weight. - Information on the definition of the shape and the formula used for calculation is also provided. - Calculate the volume directly or start with the area of a 2D shape and then select an associated 3D shape to get the volume. - The calculations can be carried out in a range of Metric, Inch(UK) and Inch(US) units, from millimeters to miles. - Shapes are well illustrated and labelled making the app easy to use and understand. - Add preferred materials to favourites to quickly calculate weight. - The app is currently available in English and German. - 100% free, no in-app purchases or ads! Suitable for anyone from kids to mechanical engineers.

About

mechanical design engine

Features
Read full description

* 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.

Screenshots

Area Volume Calculator4 screens
mechanical design engine4 screens

Verdict

The call

The clearest difference is update cadence: mechanical design engine at every 2 months against Area Volume Calculator's every 6 months. Area Volume Calculator's advantage is iOS requirement (11.0 vs 13.0). On price, ads, in-app purchases 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

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Area Volume Calculator ships an update every 6 months, mechanical design engine every 2 months. The most recent releases landed on October 24, 2026 and October 11, 2026 respectively.

Scorecard2 real differences · 8 level
Area Volume Calculator versus mechanical design engine: the parameters behind the verdict, then further details
ParameterArea Volume Calculatormechanical design engine
PriceFreeFree
Rating4.1 (14 ratings) — better—
Positive reviews44.4% of reviews—
Number of ratings14 — better—
Update frequencyEvery 6 monthsEvery 2 months — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS11.0 — better13.0
Further details — not scored
Size16 MB63 MB
Age rating4+4+
DeveloperTrelleborg Sealing Solutionsgan dae choi

In-app purchases

None

Area Volume Calculator

No in-app purchases

None

mechanical design engine

No in-app purchases

Questions

Is Area Volume Calculator free?
Area Volume Calculator is free to download, with no in-app purchases.
Is mechanical design engine free?
mechanical design engine is free to download, with no in-app purchases.
Do Area Volume Calculator or mechanical design engine have ads?
Neither Area Volume Calculator nor mechanical design engine shows ads.
Which is updated more often, Area Volume Calculator or mechanical design engine?
Area Volume Calculator ships an update every 6 months, and mechanical design engine every 2 months. Most recently, Area Volume Calculator was updated on October 24, 2026 and mechanical design engine on October 11, 2026.

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