Electrical & Electronics Tools
Build, simulate, and experiment with real-time interactive circuit labs, electrical physics engines, and engineering calculators directly in your web browser.
Virtual Circuit Lab & Electrical Sandbox
Drag and drop batteries, switches, incandescent bulbs, color LEDs, DC motors, buzzers, and fuses. Connect conductive wires, explore Ohm's Law, and watch electrons flow in real-time with Web Audio sounds.
Why Use NexTools Electrical Simulators?
Our electrical and electronics suite bridges the gap between abstract textbook physics equations and physical electronics prototyping. Designed for classrooms, university students, and DIY makers, each simulator evaluates physical electrical laws in real-time without the risk of damaged equipment or electrical shock.
Instant Prototyping
Test circuits before touching physical soldering irons or breadboards.
Interactive Audio & Visuals
Audible buzzer alerts, motor hums, and glowing filaments make learning engaging.
Privacy First ($0 Cost)
All simulations run purely in client-side JavaScript. No accounts or tracking.