Physics Calculators
Use 46 free online science calculators for physics, chemistry, biology, earth science, electrical formulas, and scientific measurement. Choose a category below to find the right science calculator.
Physics
This topic includes 46 working calculators in science calculators. Each page links directly to the live tool.
- Capacitance CalculatorUse this free capacitance calculator for science calculations. Get instant, accurate results with clear inputs and no signup required.Open tool
- Carnot Efficiency CalculatorUse this free carnot efficiency calculator for science calculations. Get instant, accurate results with clear inputs and no signup required.Open tool
- Circular Motion CalculatorUse this free circular motion calculator for science calculations. Get instant, accurate results with clear inputs and no signup required.Open tool
- Compton Scattering CalculatorUse this free compton scattering calculator for science calculations. Get instant, accurate results with clear inputs and no signup required.Open tool
- Coulombs Law CalculatorUse this free coulombs law calculator for science calculations. Get instant, accurate results with clear inputs and no signup required.Open tool
- De Broglie Wavelength CalculatorUse this free de broglie wavelength calculator for science calculations. Get instant, accurate results with clear inputs and no signup required.Open tool
- Diffraction Interference CalculatorUse this free diffraction interference calculator for science calculations. Get instant, accurate results with clear inputs and no signup required.Open tool
- Doppler Effect CalculatorUse this free doppler effect calculator for science calculations. Get instant, accurate results with clear inputs and no signup required.Open tool
- Electric Field Potential CalculatorUse this free electric field potential calculator for science calculations. Get instant, accurate results with clear inputs and no signup required.Open tool
- Energy Conservation CalculatorUse this free energy conservation calculator for science calculations. Get instant, accurate results with clear inputs and no signup required.Open tool
- Entropy Change CalculatorUse this free entropy change calculator for science calculations. Get instant, accurate results with clear inputs and no signup required.Open tool
- Escape Velocity CalculatorUse this free escape velocity calculator for science calculations. Get instant, accurate results with clear inputs and no signup required.Open tool
- Force CalculatorUse this free force for science calculations. Get instant, accurate results with clear inputs and no signup required.Open tool
- Force and Acceleration CalculatorCalculate force, mass, and acceleration using NewtonOpen tool
- Gravitational Force CalculatorCalculate gravitational force, either mass, or center-to-center distance using Newton's universal law of gravitation.Open tool
- Heat Transfer CalculatorUse this free heat transfer calculator for science calculations. Get instant, accurate results with clear inputs and no signup required.Open tool
- Heisenberg Uncertainty CalculatorUse this free heisenberg uncertainty calculator for science calculations. Get instant, accurate results with clear inputs and no signup required.Open tool
- Ideal Gas Law CalculatorUse this free ideal gas law calculator for science calculations. Get instant, accurate results with clear inputs and no signup required.Open tool
- Induced Emf CalculatorUse this free induced emf calculator for science calculations. Get instant, accurate results with clear inputs and no signup required.Open tool
- Lens Mirror Equation CalculatorUse this free lens mirror equation calculator for science calculations. Get instant, accurate results with clear inputs and no signup required.Open tool
- Magnetic Field CalculatorCalculate magnetic field magnitude from force on a moving charge using the Lorentz-force equation.Open tool
- Moment Of Inertia CalculatorUse this free moment of inertia calculator for science calculations. Get instant, accurate results with clear inputs and no signup required.Open tool
- Momentum and Collision CalculatorCalculate momentum, impulse, and collision outcomesOpen tool
- Nuclear Decay CalculatorCalculate expected radioactive quantity remaining, quantity decayed, and decay constant from half-life.Open tool
- Ohm's Law CalculatorCalculate voltage, current, resistance, and power in electrical circuitsOpen tool
- Optical Power CalculatorUse this free optical power calculator for science calculations. Get instant, accurate results with clear inputs and no signup required.Open tool
- Pendulum CalculatorCalculate simple-pendulum period, frequency, effective length, or local gravitational acceleration using the small-angle model.Open tool
- Phase Change CalculatorUse this free phase change calculator for science calculations. Get instant, accurate results with clear inputs and no signup required.Open tool
- Photon Energy CalculatorUse this free photon energy calculator for science calculations. Get instant, accurate results with clear inputs and no signup required.Open tool
- Power CalculatorCalculate work-time, force-velocity, and voltage-current power relationships with unit conversion.Open tool
- Projectile Motion CalculatorUse this free projectile motion calculator for science calculations. Get instant, accurate results with clear inputs and no signup required.Open tool
- Rc Rl Rlc Circuit CalculatorUse this free rc rl rlc circuit calculator for science calculations. Get instant, accurate results with clear inputs and no signup required.Open tool
- Redshift CalculatorCalculate spectral redshift, observed wavelength, or rest wavelength from the other two values.Open tool
- Relativistic Energy CalculatorCalculate Lorentz factor, rest energy, total energy, and relativistic kinetic energy.Open tool
- Rotational Kinematics CalculatorSolve constant-angular-acceleration equations for displacement, velocity, acceleration, or time.Open tool
- Schwarzschild Radius CalculatorCalculate the Schwarzschild radius, event-horizon diameter, and light-crossing time from mass.Open tool
- Shear Modulus CalculatorCalculate shear modulus, shear stress, or shear strain from direct values or tangential force and specimen geometry.Open tool
- Simple Harmonic Motion CalculatorCalculate mass-spring oscillator period, frequency, angular frequency, speed, acceleration, energy, mass, or spring constant.Open tool
- Snell's Law CalculatorUse this free snells law calculator for science calculations. Get instant, accurate results with clear inputs and no signup required.Open tool
- Specific Heat CalculatorUse this free specific heat calculator for science calculations. Get instant, accurate results with clear inputs and no signup required.Open tool
- Synchronous Motor Torque CalculatorCalculate shaft torque from power and RPM or derive synchronous speed from supply frequency and motor poles.Open tool
- Time Dilation CalculatorCalculate relativistic coordinate time, proper time, or relative speed using the Lorentz factor.Open tool
- Torque CalculatorUse this free torque calculator for science calculations. Get instant, accurate results with clear inputs and no signup required.Open tool
- Transformer Turns Ratio CalculatorCalculate ideal transformer primary or secondary voltage, winding turns, current ratio, and apparent power.Open tool
- Wave Equation CalculatorUse this free wave equation calculator for science calculations. Get instant, accurate results with clear inputs and no signup required.Open tool
- Wave Properties CalculatorCalculate wave speed, frequency, and wavelength with v = fλ.Open tool
Frequently asked questions
What can I calculate with Physics Calculators?
Free physics within our science calculators.
Are the Physics Calculators free to use?
All 46 physics calculators on this site are free, work in your browser, and require no signup or download.
How do I find the right physics calculators?
Use the subcategory filters and search bar on this page to narrow the list, then open the calculator page that matches your task for the tool and a quick guide.