Engineering Calculators
Professional-grade calculators for engineers. Convert units, calculate material properties, and solve technical problems with precision.
All Engineering Calculators
Showing 19 of 43 calculators
Duct Sizing Calculator
Calculate the correct HVAC duct size based on airflow (CFM), velocity, and duct type. Supports ro...
Battery Calculator
Calculate battery capacity, runtime, charging time, and battery bank sizing. Supports multiple ba...
Pressure Calculator
Calculate pressure using force and area (P = F/A), fluid pressure by depth (P = ρgh), or convert...
Projectile Motion Calculator
Calculate projectile motion parameters: range, maximum height, time of flight, and trajectory. En...
Frequency and Wavelength Calculator
Convert between frequency, wavelength, wave speed and period for any wave type. Supports light, s...
Cloud Cost Calculator
Estimate and compare cloud computing costs across AWS, Azure, and GCP. Calculate pricing for comp...
Resonance Frequency Calculator
Calculate resonant frequency for LC circuits, RLC circuits (with Q factor and bandwidth), and mec...
Roof Pitch Calculator
Calculate roof pitch from rise and run, convert pitch to degrees, find rafter length, and determi...
RPM Calculator
Calculate RPM (revolutions per minute) for pulley systems, gear drives, and rotating belts or whe...
Carpet Calculator
Calculate exactly how much carpet you need for any room or commercial space. Enter room dimension...
Square Footage Calculator
Use our free square footage calculator to compute the area of any room or space in square feet. S...
Capacitance Calculator
Use our free capacitance calculator for parallel-plate capacitors, series and parallel combinatio...
Subnet Calculator
Calculate subnet mask, network address, broadcast address, host range, and usable hosts from any ...
Beam Load Calculator
Calculate beam deflection, bending stress, and maximum load capacity for simply supported and can...
Velocity Calculator
Calculate velocity, speed, distance, or time using v = d/t. Solve all four kinematic equations wi...
Torque Calculator
Calculate torque from force and lever arm distance, convert between torque units, and calculate p...
Tolerance Calculator
Use our free engineering tolerance calculator to compute dimensional limits, tolerance width, and...
Power Factor Calculator
Calculate power factor, real power (kW), reactive power (kVAR), apparent power (kVA), and capacit...
Pipe Flow Calculator
Calculate fluid flow rate, velocity, pressure drop, and Reynolds number for pipes. Determine if f...