Description: SDR# is a free and open-source software package that turns a computer's radio into a software-defined radio receiver. It supports many popular software-defined radios and can receive and demodulate a variety of signals like FM radio, police radio, pager signals, and aircraft transmissions.
Type: software
Pricing: Open Source
Description: Skype is a popular communication software that allows free voice and video calls, instant messaging, and file sharing over the internet between users. It works on computers, mobile devices, and smartphones.
Type: software
Pricing: Freemium