Duct Calculator Pro app icon

Apps Like Duct Calculator Pro for iPhone and iPad

by Imran Pinjara★ 1.01 ratingsUtilities$3.99Data updated 2026-09-06

Ranked alternatives

Showing 1–20 of 1,000 ranked alternatives.

  1. Ductulator - Duct Sizing app icon

    Ductulator - Duct Sizing

    Wassim Murr

    Size ducts by friction rate or velocity

    Calculate sizes for rectangular and circular ducts by inputting maximum friction rate or velocity. Switch between calculation methods by tapping values. Convert between I-P and S-I units using a toggle switch. Export results for reference.

    ★ 4.7335 ratingsProductivity$3.99Data updated 2026-09-09
  2. Ductulate HD app icon

    Ductulate HD

    Steven Ramsay

    Calculate air flow and duct sizes

    Calculates air volume, pressure loss, velocity, and duct size for rectangular or round ducts. Supports both imperial and metric units. Users input values to determine required dimensions and system performance.

    ★ 4.824 ratingsUtilities$7.99Data updated 2026-09-08
  1. Greenheck Toolbox app icon

    Greenheck Toolbox

    Greenheck Fan Corporation

    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.

    ★ 3.03 ratingsUtilitiesFreeData updated 2026-09-08
  2. APP-DTI app icon

    APP-DTI

    EFRAIN LOPEZ NUNEZ

    Calculate duct size and pressure drop

    Calculate duct diameter based on airflow velocity. Perform CFD analysis for fluid dynamics. Estimate pressure drop across duct systems. Generate reports with detailed calculations. Export results for documentation.

    ★ 0.00 ratingsEducationFreeData updated 2026-09-06
  3. Duct Calculator Elite app icon

    Duct Calculator Elite

    Cyberprodigy LLC

    Calculate size, velocity, and pressure drop

    ™ lets users input airflow, velocity, or friction to determine size. Calculate pressure drop and flow rate. Input dimensions for custom shapes. Export results and save calculations.

    ★ 4.8232 ratingsUtilities$9.99Data updated 2026-09-08
  4. Air Flow Conversion Calculator app icon

    Air Flow Conversion Calculator

    Tan Chia Ling

    Calculate airflow rate instantly

    Calculate airflow displacement by inputting velocity or volume. Select duct type and dimensions with unit options. Instantly display results in preferred units including fl/min, m/s, and ft3/min.

    ★ 3.610 ratingsUtilities$2.99Data updated 2026-09-06
  5. Duct Calculator app icon

    Duct Calculator

    Pheinex, LLC

    Calculate size and performance

    Calculate size for round or rectangular ductwork. Adjust airflow, diameter, width, or height using sliders. Enter values directly for precise measurements. Lock friction calculations for accurate results.

    ★ 4.5182 ratingsUtilities$19.99Data updated 2026-09-06
  6. Calculator‰ app icon

    Calculator‰

    Tim O's Studios, LLC

    Calculate with large buttons and clear display

    A calculator with large buttons and a clear display for efficient calculations. Supports basic arithmetic operations. Includes a Retina Display for improved visibility.

    ★ 4.9409,196 ratingsUtilitiesFreeData updated 2026-09-08
  7. HVACR Check & Charge app icon

    HVACR Check & Charge

    Copeland LP

    Calculate refrigerant charges instantly

    Calculate refrigerant charges for systems using built-in formulas. Input system parameters to determine correct levels for R-22, R-410A, R-32, and other refrigerants. Save and export calculation results for record-keeping.

    ★ 4.817,232 ratingsReferenceFreeData updated 2026-09-08
  8. Calculator - Pad Edition app icon

    Calculator - Pad Edition

    Ratha Sou

    Calculate in portrait, science in landscape

    Perform basic calculations in portrait mode and scientific calculations in landscape. Use root, power, factorial, exponential, division, logarithm, and trigonometric functions. Features a flat UI design similar to built-in iOS apps.

    ★ 4.7357,788 ratingsUtilitiesFreeData updated 2026-09-08
  9. Duct Calculator S&P app icon

    Duct Calculator S&P

    S&P SISTEMAS DE VENTILACION SL.

    Calculate diameter and ventilation parameters

    Calculate dimensions by converting circular to rectangular equivalents. Determine ventilation parameters including diameter, airspeed, airflow, and dynamic pressure. Compute pressure drop for straight sections and systems.

    ★ 5.01 ratingsUtilitiesFreeData updated 2026-09-06
  10. TEC Gauge app icon

    TEC Gauge

    The Energy Conservatory

    Capture readings and share them via email

    Control and monitor DG-1000, DG-700, or DG-8 pressure gauges wirelessly via Bluetooth or WiFi. Capture and store readings. Share readings via email or cloud apps like Google Drive and Dropbox. Display readings in various formats.

    ★ 5.01 ratingsBusinessFreeData updated 2026-09-08

How we rank alternatives

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