MechTab

Werder AG introduces the ultimate tool for mechanics.

Werder AG · ch.samuelwerder.newmechtab

5.0 out of 5 (1 rating) 1M+ downloads v3.0.1 49 MB Android 7.0+ PEGI 3 · Everyone

Download APK 49 MB All versions

Signature matches the Google Play version Details

At a glance

Latest version: v3.0.1 (23)
Updated: Sep 1, 2026 (1 month ago)
APK size: 49 MB
Requires: Android 7.0+ (API 24)
CPU support: ARM 32-bit, ARM 64-bit
Category: Books & Reference (app)
Listed since: Oct 30, 2013 (at least)
Permissions: 2
Website: werder-ag.ch
Developer contact: [email protected]

About this APK

MechTab is an app by Werder AG in the Books & Reference category, listed since at least October 2013. It includes native code for ARM 32-bit and ARM 64-bit, so it runs on practically every phone.

Since version 2.7, the APK grew from 19.2 MB to 49 MB. Since version 2.5, the minimum Android version rose from 4.0.3 to 7.0. It asks for 2 permissions, none of them sensitive. It asks for the same permissions as version 3.0.0.

What's new in v3.0.1

New in MechTab 3.0.0 - Quick Search for Threads and Tolerances

Description

From the listing uploaded by “appupdater”.

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 Roughness: Rz, Ra, N, Triangle-Notation Triangle: calculate sides, angles and the area of a triangle by entering 3 values according to a drawing. Weight: Calculate the weight of different materials in different profiles. Material list is editable. Trowalization: Calculate number of pieces per machine load

Version history

5 versions are listed, going back to v2.5. Since v3.0.0 it requires Android 7.0+.

v3.0.1 LATEST Sep 1, 2026 49 MB TRUSTED v3.0.0 Aug 17, 2026 48.6 MB TRUSTED v2.8.3 Sep 13, 2026 47.8 MB TRUSTED v2.7 Oct 11, 2023 19.2 MB TRUSTED v2.5 Nov 3, 2016 13.2 MB TRUSTED

All 5 versions

Security & authenticity

Security rating: Trusted

Signing certificate

Signature matches the Google Play version Checked by the source store on Sep 1, 2026.
Certificate issued to “Werder AG” This is the certificate of the Google Play version.
Same certificate as the 2 other versions checked

Store checks and file details

Developer signature verified Sep 1, 2026
Validated against Google Play Sep 1, 2026
Signed byCN=Claude Werder, OU=Direction, O=Werder AG, L=Veltheim, ST=Aargau, C=CH
Signing certificate (SHA-1)89:2D:70:0B:06:68:74:5F:8B:97:BD:8F:58:DF:C8:A7:51:9A:92:F1
File MD54e687e1c9750d8235741886b18f1ffad
Uploaded by “appupdater” Gold tier · 117,810 followers · uploading since 2020

Scans and ratings come from the source store; the certificate comparisons are AAPKs's own, made from the files' published signatures (2 other versions compared). AAPKs doesn't scan files itself — compare the MD5 and signer after downloading.

Permissions (2)

MechTab requests 2 permissions, none of them sensitive.

Full network access android.permission.INTERNET
Internal broadcast protection (app-defined) ch.samuelwerder.newmechtab.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION

Required hardware & features

Basic touch input android.hardware.faketouch

MechTab APK: questions and answers

Is there a version of MechTab for older Android phones?

The current version needs Android 7.0 or later. Version 2.8.3 is the newest listed build that installs on Android 6.0 and later. Get version 2.8.3 · All versions

Can I install this APK over the version I already have?

Yes, if your installed copy is older. It is signed like the Google Play version, so Android installs it as an update and keeps your data.

Is the MechTab APK safe?

No one can promise that a file is safe, but some things can be checked. The source store rates this file Trusted. Its signature matches the Google Play version. It is signed with the same certificate as the 2 other versions checked. After downloading, check that the file's MD5 is 4e687e1c9750d8235741886b18f1ffad.