Comparison

MechTab vs CP.Desoutter Assistant

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

Head to head
About

MechTab

This app offers a comprehensive set of tools for mechanics, providing essential data on tolerances, threads, cutting speeds, wrench sizes, and roughness. It also includes calculators for material weight, triangle properties, and trowalisation.

Highlights
  • ISO-Tolerance data (holes and shafts)
  • Thread specifications
  • Cutting data calculations
  • Wrench size conversions
  • Roughness parameters
  • Material weight calculator
  • Triangle property calculator
Features
Read full description

Werder AG introduces the ultimate tool for mechanics. MechTab provides information about ISO-Tolerances, Threads, Cutting Data, Wrench Size and Roughness. Tolerances: A - ZC, holes and shafts General Tolerances: Charts for linear dimensions, radii/chamfer and angular dimensions. Geometrical Tolerances: Symbols, drawings and explanations as well as charts for the different geometrical tolerances. Threads: BA, BSF, G, Heli-Coil, M, MF, Pg, Tr, UNC, UNEF, UNF, W, Metric-Non-Standard Cutting Data: Cutting Speed and Spindle Speed, Feed Rates, Processing duration Wrench-Size to Width across Corners: 4-,6-8-,10-,12-,14-Cornered Torque: 3.6, 6.9, 8.8, 10.9, 12.9 Roughness: Rz, Ra, N, Triangle-Notation Weight: calculate the weight of different materials in different profiles. Material list is editable. Triangle: calculate sides, angles and the area of a triangle by entering 3 values according to a drawing. Trowalisation: calculate the number of pieces

About

CP.Desoutter Assistant

Features
Read full description

Your personal assistant is designed to provide easy and quick access on the go to key applications and product information. Access to your tool documentation, exploded views, data sheets, stock & lead time, discontinued product replacements, spare parts lists and product selectors, you name it…

Screenshots

MechTab4 screens
CP.Desoutter Assistant3 screens

Verdict

The call

The clearest difference is update cadence: CP.Desoutter Assistant at every 2 weeks against MechTab's every 9 months. 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

MechTab ships an update every 9 months, CP.Desoutter Assistant every 2 weeks. The most recent releases landed on November 1, 2026 and October 31, 2026 respectively.

Scorecard1 real difference · 9 level
MechTab versus CP.Desoutter Assistant: the parameters behind the verdict, then further details
ParameterMechTabCP.Desoutter Assistant
PriceFreeFree
Rating4.1 (16 ratings) — better—
Positive reviews88.6% of reviews—
Number of ratings16 — better—
Update frequencyEvery 9 monthsEvery 2 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS15.015.0
Further details — not scored
Size9 MB9 MB
Age rating4+17+
DeveloperWerder AGChicago Pneumatic

In-app purchases

None

MechTab

No in-app purchases

None

CP.Desoutter Assistant

No in-app purchases

Questions

Is MechTab free?
MechTab is free to download, with no in-app purchases.
Is CP.Desoutter Assistant free?
CP.Desoutter Assistant is free to download, with no in-app purchases.
Do MechTab or CP.Desoutter Assistant have ads?
Neither MechTab nor CP.Desoutter Assistant shows ads.
Which is updated more often, MechTab or CP.Desoutter Assistant?
MechTab ships an update every 9 months, and CP.Desoutter Assistant every 2 weeks. Most recently, MechTab was updated on November 1, 2026 and CP.Desoutter Assistant on October 31, 2026.

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