Circuit analysis & theory
- Thevenin and Norton equivalents
- Kirchhoff’s current and voltage laws
- Nodal and mesh analysis
- Dividers, bridges, and RLC networks
CIRCUIT ANALYSIS & DESIGN APP
Electronics
Circuit Calculator
Circuit theory.
Analog & digital design.
Work through Thevenin and Norton equivalents, nodal and mesh analysis, Karnaugh maps, and attenuator design. Explore amplifiers, filters, and circuit simulations in the same app.
Get the app for your device
Android · iPhone · iPad
FROM CIRCUIT THEORY TO COMPONENT VALUES
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A look inside Electronics Circuit Calculator
THEVENIN THEOREM, ON SCREEN
See the network.
Find its equivalent.
Follow the original voltage-divider network and its Thevenin equivalent side by side, with resistance, voltage, and load results in the same view.
EXAMPLE SHOWN IN THE APPVth = 8 V
Rth = 666.67 Ω12 V source · 1 kΩ series · 2 kΩ shunt
See the complete calculation screen ↓Rth = 666.67 Ω12 V source · 1 kΩ series · 2 kΩ shunt
A LOOK INSIDE THE APP
A workbench for your circuit questions
Explore circuit analysis, component design, motor calculations, and the tool library.
Thevenin equivalent, visualized
See the original network, equivalent circuit, load current, and calculated values together.
Two- and three-mesh analysis
Explore loop currents in a three-mesh circuit with shared resistors, voltage sources, and a labeled diagram.
Comparator & Schmitt trigger
Set switching thresholds or check feedback resistor values, then inspect the output state and circuit diagram.
Series LED resistor calculator
Choose the value to solve and review LED current, resistor value, voltage drops, and power dissipation.
Multilayer air-core inductor
Calculate inductance or winding turns from coil dimensions, with results and the Wheeler formula alongside the diagram.
Stepper motor calculator
Explore step angle, microstepping, pulse frequency, speed, and torque with a labeled rotor and coil illustration.
Your circuit calculator library
Browse resistor networks, dividers, RLC circuits, component codes, and digital simulations.
Design tools & interactive simulations
Find transistor switches, motor tools, regulators, waveform simulations, and RF calculations.
8 app screenshotsSwipe to explore · Select a screen to enlarge
WHAT THE APP COVERS
Circuit theory, logic & design calculators
A calculation-focused toolkit for circuit networks, digital logic, attenuators, amplifiers, filters, and component design.
Op amps & transistor circuits
- Inverting, non-inverting, and differential stages
- Summing, integration, and differentiation
- Comparators and Schmitt triggers
- Transistor amplifiers and CE load-line plots
Filters & signal response
- Passive RC and RL networks
- Butterworth, Chebyshev, and Bessel designs
- Sallen-Key stages and crossover networks
- Passband and rejection filters
Karnaugh maps & digital logic
- Karnaugh maps and number conversion
- Logic gates, latches, and shift registers
- Multiplexers, demultiplexers, and counters
- Waveform and switching demonstrations
Components, timing & power
- Resistor and capacitor codes and networks
- 555 astable and monostable timing
- Buck/boost converters and voltage regulators
- Motor, LED, and heat-dissipation tools
Attenuators, PCB & RF
- Pi, T, and bridged-T attenuator design
- PCB trace sizing and microstrip impedance
- Coaxial impedance and skin depth
- Reactance, resonance, and RF power conversions
YOUR MOBILE CIRCUIT TOOLKIT
For your study desk,
lab, and next circuit.
Choose Google Play for Android or the App Store for iPhone and iPad. Check the listing for your device’s current features and compatibility.
Choose your download ↑About Electronics Circuit Calculator
Who is this app for?
Electronics students, engineers, technicians, teachers, and hobbyists working through circuit calculations or exploring circuit behavior.
What is this app focused on?
Electronics Circuit Calculator brings circuit calculations and simulations together, including circuit theory, Karnaugh maps, attenuator design, analog circuits, and digital logic.
Which circuit-analysis tools does it cover?
The app listings describe Thevenin and Norton methods, Kirchhoff’s laws, nodal and mesh analysis, component networks, amplifiers, and filter design. Features can vary by platform and version.
Does it include interactive simulations?
The tool library includes interactive digital and waveform demonstrations. See the store listing for the simulations available in your version.
Is the app available for my device?
The download buttons link to Electronics Circuit Calculator on Google Play and Electronic Circuit Calculator on the App Store. Review each listing for current pricing, in-app purchases, supported devices, and feature availability.
Your next circuit starts here.
Get Electronics Circuit Calculator for your device.