Build and simulate linear AC and DC circuits by dragging and rotating components. Calculate steady-state voltages and currents. View real-time DC current flow and review results with detailed analysis. Export schematics and solution data.
by Neil Woodcock★ 2.52 ratingsEducationFreeData updated 2026-09-09
The app helps users build electronic circuits with LightUp kits. Users can magnetically snap together circuit blocks to create projects and see electricity flow with x-ray vision.
Calculate electrical power for single phase systems by converting between , , and . Input values to solve for unknowns. Support for three phase calculations including kilowatts, , , and power factor.
Create circuits using logic gates and basic building blocks. Wire components on a flexible plane. Simulate real-time behavior. Learn fundamental concepts of engineering and computer science.
Calculate power, current, and voltage in electrical circuits. Input values to determine unknown quantities. Convert between units. Store frequently used calculations. Share results via email or copy-paste.
Calculate coordinates and grid squares for projects
Offers calculators for designing radios and antennas. Users can find latitude and longitude from a maidenhead square or vice versa. Calculate distances between squares. Convert units. Locate current position.
Learn about circuits with interactive lessons on series and parallel configurations. Calculate voltage, current, and resistance. Simulate behavior and observe current flow visually.