Greenheck Toolbox app icon

Apps Like Greenheck Toolbox for iPhone and iPad

Calculate fan laws and size ducts

Fan Law Calculator allows users to input rpm, cfm, static pressure, and horsepower. Modifying one value recalculates the others. Ductulator helps size HVAC ducts by inputting shape, dimensions, air temperature, elevation, and roughness.

by Greenheck Fan Corporation★ 3.03 ratingsUtilitiesFreeData updated 2026-09-08

Greenheck Toolbox screenshots

Ranked alternatives

Showing 281–300 of 1,000 ranked alternatives.

  1. AccuValve app icon

    AccuValve

    Accutrol, LLC

    Select valves for HVAC systems.

    The app assists HVAC system designers in selecting AccuValves. It helps size valves to achieve minimum system pressure drop.

    ★ 0.00 ratingsBusinessFreeData updated 2026-09-27
  2. RC Mobile Technician app icon

    RC Mobile Technician

    Carrier Corporation

    Identify parts for HVAC/R repairs.

    The app helps HVAC/R technicians identify necessary parts for repairs. It offers features like an AI assistant, system capacity calculator, and a parts center locator with GPS.

    ★ 3.02 ratingsBusinessFreeData updated 2026-10-23
  3. CATICulator app icon

    CATICulator

    CONNECTICUT ATTORNEYS TITLE INSURANCE COMPANY

    Calculate rates and email closing costs

    Calculate title insurance rates by selecting a state and entering transaction details. Email results to clients with closing costs included. Perform calculations directly from an iPhone or iPad.

    ★ 5.01 ratingsBusinessFreeData updated 2026-09-14
  1. Piping Fitting & ASME Toolbox app icon

    Piping Fitting & ASME Toolbox

    Ashvin Kevadiya

    Access pipe data and calculate engineering specs

    Access standards for flanges, fittings, and valves. Calculate pipe safe span, flexibility, and spacing. Retrieve pipe dimensions by schedule and wall thickness. View detailed and valve sizes. Use engineering calculators for precise data.

    ★ 4.65 ratingsUtilitiesFreeData updated 2026-09-06
  2. Quick Calc Hydraulics app icon

    Quick Calc Hydraulics

    Schlumberger Technology Corporation

    Calculate hydraulic horsepower and jet velocity

    Calculate hydraulic horsepower, jet velocity, and impact forces for drilling operations. Input fluid density, flow rates, TFA, and bit diameter. Results can be shared via email. Supports conventional drilling fluids only.

    ★ 4.99 ratingsBusinessFreeData updated 2026-09-08
  3. TripCalc: Trip Cost Calculator app icon

    TripCalc: Trip Cost Calculator

    BERNER TECH LLC

    Calculate costs instantly

    Calculate costs by inputting distance and fuel prices. Estimate gas, tolls, and total expenses. Track mileage and set budget alerts to stay within spending limits.

    ★ 5.010 ratingsTravelFreeData updated 2026-09-06
  4. Acme HVAC Pro+ app icon

    Acme HVAC Pro+

    Watsco, Inc.

    Access product info and tools anytime

    Access account details including pricing, order status, and real-time product availability at preferred and nearby branches. Locate Refrigeration locations and view product information. Track order progress and check inventory availability.

    ★ 5.08 ratingsProductivityFreeData updated 2026-09-06
  5. CalcFast app icon

    CalcFast

    Hannes Sverrisson

    Calculate, swipe, and track history

    Calculator displays calculation history and includes a Today Extension for quick access via swiping down. Supports 3D Touch for fast interactions. Numbers are formatted according to user's country settings.

    ★ 4.220 ratingsUtilitiesFreeData updated 2026-09-09
  6. CaIculator app icon

    CaIculator

    Edison Largo

    Calculate, convert, and solve equations

    Calculator allows users to perform basic and advanced mathematical operations. Input and display numbers with large, clear buttons. Correct entries using a backspace key. Support decimal points and parentheses for complex calculations.

    ★ 4.925 ratingsUtilitiesFreeData updated 2026-09-06
  7. Natural Gas Pipe Size app icon

    Natural Gas Pipe Size

    Sebastjan Valic

    Size natural gas pipes and calculate pressure.

    The app provides instant pipe diameter estimates for natural gas installations. Users can calculate pressure drop by customizing pipe material, fittings, and valves, with support for metric and imperial units.

    ★ 5.01 ratingsProductivity$6.99Data updated 2026-09-30
  8. Hydraulics and Waterworks lite app icon

    Hydraulics and Waterworks lite

    V PUGAZHENTHI

    Calculate and convert parameters

    Calculate hydraulic parameters such as capillary rise, viscosity, and hydrostatic pressure. Convert between metric and imperial units. Determine velocity head, specific energy head, and total energy. Assess head loss using the Bernoulli equation.

    ★ 5.01 ratingsEducationFreeData updated 2026-09-06
  9. IPv4 Subnet Calculator app icon

    IPv4 Subnet Calculator

    Daniel Nogueira

    Calculate details instantly

    Helps users determine details by entering an IP address and selecting CIDR notation or mask. It displays network address, broadcast address, usable hosts, and mask. Users can quickly analyze ranges and validate configurations.

    ★ 5.05 ratingsUtilitiesFreeData updated 2026-09-06
  10. Pip Value Calculator - Forex app icon

    Pip Value Calculator - Forex

    Do Tri

    Calculate pips and manage risk

    Calculate pip for currency pairs to manage position sizing and risk. Input account currency, trading pair, position size, and exchange rate. Save previous entries and auto-fill currency pairs. Adjust exchange rates freely.

    ★ 4.310 ratingsFinanceFreeData updated 2026-09-06
  11. Propeller Calc app icon

    Propeller Calc

    Frode Rorvik

    Calculate pitch, gear ratio, RPM, and speed

    Calculate pitch, gear ratio, RPM, slip, and speed by inputting any four variables. Toggle to select the parameter to compute. Provides precise mechanical and propulsion-related calculations.

    ★ 3.01 ratingsUtilitiesFreeData updated 2026-09-08
  12. NORTON iGRIND app icon

    NORTON iGRIND

    Compagnie de Saint-Gobain

    Calculate grinding parameters and convert speeds

    Calculate grinding parameters for traverse truing, determine coolant setup, and convert wheel speeds between RPM, SFPM, and M/Sec. Access conversion tools and expert-calculated starting values for safe grinding operations.

    ★ 5.05 ratingsBusinessFreeData updated 2026-09-08
  13. Sweep & Zone app icon

    Sweep & Zone

    Utility Forces LLC

    Calculate deflections and quadrants

    Calculate shooting data by inputting changes in mils, number of deflections, and base deflection. Compute accurate results quickly. Track usage with a subscription model after five free uses. Include quizzes for practice.

    ★ 5.021 ratingsUtilitiesFreeData updated 2026-09-06
  14. Springulator Spring Calculator app icon

    Springulator Spring Calculator

    Newcomb Spring Corp

    Calculate forces and stress diagrams

    Calculate parameters for compression, extension, and torsion springs. Input dimensions or load data to determine stress, rate, and deflection. Generate reference diagrams and stress charts for design verification.

    ★ 4.56 ratingsReferenceFreeData updated 2026-09-08

How we rank alternatives

Apps are ranked by functional similarity, category fit, rating confidence, and popularity.