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Screenshots

  • MechTab screenshot 1
  • MechTab screenshot 2
  • MechTab screenshot 3
  • MechTab screenshot 4

About MechTab

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

Ratings & reviews

4.1

16 ratings

5 ★ 69% 4 ★ 6% 3 ★ 6% 2 ★ 6% 1 ★ 13%

What’s new

Version 3.0.0 · Updated July 10, 2026

We've added a Quick Search for Threads and Tolerances.

App privacy

The developer, Werder AG, reported these privacy practices to Apple.

Data Not Collected

The developer does not collect any data from this app.

Alternatives to MechTab

Looking for apps like MechTab? Here are 6 similar apps on the App Store. The highest rated is CNC Machinist Calculator Ultra (4.9/5), and all 6 are free to download.

MechTab vs. alternatives
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