Ductulate HD app icon

Apps Like Ductulate HD for iPhone and iPad

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.

by Steven Ramsay★ 4.824 ratingsUtilities$7.99Data updated 2026-09-08

Ductulate HD screenshots

Ranked alternatives

Showing 161–180 of 1,000 ranked alternatives.

  1. Dive Calculator app icon

    Dive Calculator

    Zanthic Automation Inc.

    Calculate stats and manage gas mixtures

    Perform scuba-related calculations for divers of all experience levels. Calculate ATA, SAC/RMV rates, tank volume, and pressure ratings. Convert units as needed. Determine EANx mix, top-up, and bleed-down calculations.

    ★ 4.726 ratingsSportsFreeData updated 2026-09-09
  2. Units: Fast & Pro Converter app icon

    Units: Fast & Pro Converter

    Rajendran Sajith Sajindran

    Convert with precision and speed

    Convert across 20 categories including length, weight, temperature, and more. Perform real-time conversions with 8-decimal precision. Switch between metric and imperial systems. Use scientific notation and dark mode.

    ★ 4.412 ratingsUtilitiesFreeData updated 2026-09-06
  3. Chairgun Elite Ballistic Tool+ app icon

    Chairgun Elite Ballistic Tool+

    BALLISTIC SOLUTIONS RESEARCH & DEVELOPMENT SOFTWARE SIARHEI RAICHONAK

    Calculate hold overs and scope settings

    Calculate hold overs and scope adjustments for long range shooting. Input variables like temperature, altitude, humidity, and distance. Account for target speed, direction, coriolis effect, and slope angle.

    ★ 4.5331 ratingsSportsFreeData updated 2026-09-06
  1. Measure Tool - Measuring Tape app icon

    Measure Tool - Measuring Tape

    Conlan Limited

    Objects, rooms, and items accurately

    Use the camera to object sizes, room areas, and shopping items. Capture images and receive precise dimensions with AI accuracy. View detailed measurements and compare sizes instantly.

    ★ 4.3315 ratingsUtilitiesFreeData updated 2026-09-06
  2. Psychrometer °F app icon

    Psychrometer °F

    JUN KANAYAMA

    Evaluate thermal comfort and moist-air conditions.

    The app calculates thermal comfort and moist-air conditions. It displays psychrometric data including temperature, humidity, and various comfort indices.

    ★ 4.5133 ratingsProductivityFreeData updated 2026-10-14
  3. ASHRAE DFDB Lite app icon

    ASHRAE DFDB Lite

    ASHRAE, Inc.

    Calculate pressure loss for duct fittings

    Create individual projects with custom input values and results. Calculate pressure loss for specified duct fittings. Access a database of listed fittings for accurate calculations. Save and review project data for analysis.

    ★ 1.01 ratingsBusinessFreeData updated 2026-09-06
  4. Shooter: Ballistic Calculator app icon

    Shooter: Ballistic Calculator

    Kennedy Development Group, LLC

    Track shots, save ammo data, import weather

    Calculate trajectories for firearms using precise ballistics data. Input and save firearm and ammunition details for quick access. Integrate with Kestrel and WeatherFlow devices via Bluetooth for atmospheric data.

    ★ 4.753 ratingsSports$19.99Data updated 2026-11-10
  5. Roofing Calculator Pro app icon

    Roofing Calculator Pro

    Anna Filobok

    Calculate roof pitch and rafter length

    Convert between imperial and metric units in real time. Calculate roof pitch, rafter length, and roof area using rise, run, or house area. Input measurements in meters, centimeters, or inches.

    ★ 4.034 ratingsUtilitiesFreeData updated 2026-09-06
  6. Barometer - Air Pressure app icon

    Barometer - Air Pressure

    LionsApp di Nallbati Elton

    Track , locate your position, view forecast

    Monitor atmospheric using the device's sensor. Display current location and air . Show weather conditions based on readings. Allow manual input for calibration. Track changes over time.

    ★ 4.5144 ratingsWeather$1.99Data updated 2026-11-10
  7. Speedometer: MPH Speed Tracker app icon

    Speedometer: MPH Speed Tracker

    SVEZHISOK, OOO

    Track , distance, and location

    Track , distance, and location using GPS. Display in analog and digital formats. Monitor time and vehicle velocity. View current location and record trip data.

    ★ 4.5211 ratingsUtilitiesFreeData updated 2026-09-06
  8. Conversion Calculator - Metric app icon

    Conversion Calculator - Metric

    Collins Cheruiyot

    Convert units instantly and accurately

    Convert units between and imperial systems. Switch between weight, length, temperature, and area measurements. Input values and receive instant conversions. Share results via copy or email.

    ★ 4.8142 ratingsUtilitiesFreeData updated 2026-09-06
  9. QuiltingCalc app icon

    QuiltingCalc

    Handmade Interactive LLC

    Convert yards to inches and meters

    Quilting calculators help convert units between yards and inches, meters and centimeters. Determine fabric needed for backing, batting, and borders. Calculate rectangular pieces from larger fabric.

    ★ 4.2144 ratingsUtilitiesFreeData updated 2026-09-08
  10. Easy Gas Converter app icon

    Easy Gas Converter

    L'AIR LIQUIDE SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GEORGES CLAUDE

    Convert gases and units with convenience.

    The app converts between gaseous and liquid states and calculates units for weight, area, length, and volume. Users can customize the display and locate Air Liquide offices worldwide.

    ★ 3.810 ratingsUtilitiesFreeData updated 2026-10-13
  11. Mila's Volume Converter app icon

    Mila's Volume Converter

    Scott DeSapio

    Convert units of instantly

    Convert between common measurements such as milliliters, liters, cups, pints, quarts, and gallons. Input a value and select units to switch between them. Save frequently used conversions for quick access.

    ★ 4.8106 ratingsUtilitiesFreeData updated 2026-09-08

How we rank alternatives

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