iPhone Screenshots


Topmatic helps you select the convenient cross section for your installations. The App is considering the maximum voltage drop, using UNE 20460-5-523 Norm as a reference for current ratings. Available in English, French, Spanish, Dutch, Dannish, German, Portuguese and Catalan, it is a useful tool for engineers, installers, dealers, students.

What’s New

Version 2.1.0

Added save functionality and results history.
Extended information and links to CPR cable characteristics.

App Privacy

The developer, Top Cable S.A., has not provided details about its privacy practices and handling of data to Apple.

No Details Provided

The developer will be required to provide privacy details when they submit their next app update.


  • Family Sharing

    With Family Sharing set up, up to six family members can use this app.

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