
Description: Circuit Wizard is a free circuit simulation software for Windows. It allows users to design and test analog and digital circuits before building them. Key features include component libraries, virtual instruments, graphing tools, and PCB layout.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: LTspice is a free circuit simulation software by Analog Devices. It is used for simulating analog and mixed-signal circuits. LTspice allows schematic capture and waveform viewing to verify circuit designs and study circuit behavior.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API