New version 5.1 of Electrodoc for Android devices is being rolled out in the stores. You can get the free version on Google Play and Amazon app store.
The PRO version is available here:
Google Play
Amazon app store.

This version includes the following changes:
• fixed some bugs and improved user experience in some calculators;
• new resources: PCI and PCI Express bus [PRO];
• more options and materials in voltage drop calculator;
• fixed some resources (NEMA, USB), improved smd package sizes page;
• fixed layouts for some screen/resolutions;
• translation updates;