Electroapp is a free Android application designed by AbolenGeek for individuals interested in learning electronics. The app offers a range of features, including detailed descriptions of conductors, batteries, fuses, resistance, conductance, capacitors, diodes, transistors, electronic circuits, and tables of figures and electrical units. Additionally, the app provides tools for calculating resistance of an electrical conductor, voltage, current, resistance, dissipated power, and a manager of color code for resistors throwing the resistance value and its minimum tolerance and maximum.

The app is aimed at beginners, but it also provides advanced information about electronics circuits. The app is easy to navigate, and the information is presented in a clear and concise manner. The app's tools provide a great way for individuals to test their knowledge and learn more about electronics. Overall, Electroapp is a comprehensive learning tool for anyone interested in electronics, and the best part is that it's all free!