Schematic capture, circuit simulator and PCB editor.
Ottimo programma, meglio di Orcad direi e molto semplice!
For a free schematic/pcb suite, this app is quite surprising. Works well but has a bit of a learning curve.
super
http://ulmdevice.altervista.org/
https://www.circuitlab.com/
https://thumbsdb.herokuapp.com/circuit/
http://free.easyphotoedit.com
https://xtoolbox.org
Smart Apps
Prajwal Shetty
Mozamik Dev
Don Diego Delavega