Description: CircuitLab is an easy-to-use, online circuit simulator and schematic capture tool. It allows users to easily create, analyze and share circuit designs with drag-and-drop interface and simulated interactive testing.
Type: software
Pricing: Freemium
Description: Wolfram Alpha is a computational knowledge engine that allows users to get instant expert-level answers to questions on math, science, and many other topics by typing queries in plain language. It understands and computes answers across many domains.
Type: software