Calculator Directory

Engineering Calculators

  • Acoustical
    You can use these calculators to calculate crossover design, decibels, super sonic flow, wavelength, speed of sound, and more..
  • Aquatic
    You can use these calculators to calculate beach fill, seawater properties, sand transport, waves, and more..
  • Chemical
    You can use these calculators to calculate molecular weight, molar mass, specific gravity, dilution, nuclear decay, and more..
  • Civil
    You can use these calculators to calculate discharge of fluid section, peak runoff, average intensity, and more..
  • Computer
    You can use these calculators to calculate DPI and PPI, domain, IP, hostname, etc. Also convert between data storage and transfer, resolution, and more..
  • Design
    You can use these calculators to calculate band pass filter, crystal load sensitivity, network impedance, parallel capacitance, and more..
  • Electrical
    You can use these calculators to calculate call minutes, blocking, traffic and number of lines, how many lines for a trunk group, area codes, and more..
  • Electronics
    You can use these calculators to calculate attenuator loss and impedance, resistor divider network, bias voltage, battery life, and more..
  • Hydraulic
    You can use these calculators to calculate flowrate, cylinder PUSH/PULL, speed, diameter, and more..
  • Materials
    You can use these calculators to calculate sheet, plate, tube, bar, inertia, and more..
  • Mechanical
    You can use these calculators to calculate cativation number, continuity, terminal fall, settling velocity, wind power, differential pressure, and more..
  • Process
    You can use these calculators to calculate concentration, conversion factors, diffusivity, enthalpy, entropy, heat capacity, and more..
  • Structural
    You can use these calculators to calculate column and beam strength, bending, buckling, curve fitting, and more..
  • Telecommunications
    You can use these calculators to calculate call minutes, Carrier to noise, lines, transmission, and more..


  • iPhone and iPod calculators
  • Chemical
    Welcome to Chemical Engineering Calculators, Calculators for Professionals and Students worldwide.
  • Civil
    This app converts typical engineering units.
  • Computer
    Will calculate the Network Address, Broadcast Address, and number of hosts in a subnet given an IP address and Subnet Mask.
  • Construction
    Need quick, accurate solutions when meeting with a client? Left your calculator in the truck? Just pull out your iPhone, iPod touch, or iPad, tap on the Construction Master Pro icon, and you’ll have your answer in seconds.
  • Electronics
    Transmission Line Calc allows you to perform several calculations related to RF transmission Lines.
  • Materials
    Welcome to CERAMICS ENGINEERING Calculator, an Engineering Calculators for Engineers and Students worldwide, This calculators for solving complex equations and formulas in the field of Civil Engineering.
  • Mechanical
    Need the approximate weight of your raw material?


  • iPad calculators
  • Civil
    This app converts typical engineering units.
  • Construction
    Need quick, accurate solutions when meeting with a client? Left your calculator in the truck? Just pull out your iPhone, iPod touch, or iPad, tap on the Construction Master Pro icon, and you’ll have your answer in seconds.
  • Electronics
    Transmission Line Calc allows you to perform several calculations related to RF transmission Lines.