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 141–160 of 1,000 ranked alternatives.

  1. The Tape Measure・Ruler: Metrix app icon

    The Tape Measure・Ruler: Metrix

    MobileTech OU

    Measure objects with your phone

    Measure objects by aligning them with the screen. Calculate furniture sizes for space planning. Use AR to scan rooms and get perimeter and square footage.

    ★ 4.1458 ratingsUtilitiesFreeData updated 2026-09-06
  2. Concrete Calculator Elite app icon

    Concrete Calculator Elite

    Cyberprodigy LLC

    Calculate volumes and quantities

    Helps estimate materials for various shapes. Users input dimensions to calculate volume and quantity. Features include slab, column, and post calculations. Saves results for future reference.

    ★ 4.9125 ratingsUtilities$6.99Data updated 2026-09-08
  1. Concrete Help app icon

    Concrete Help

    Armchair Engineering

    Calculate volume quickly

    Calculate volume for holes, slabs, or tubes using precise equations. Choose input units from mm, cm, m, inches, feet, yards, or miles. Select output units including cubic mm, cm, m, inches, feet, yards, or miles. Adjust decimal places for precision.

    ★ 4.7115 ratingsUtilities$1.99Data updated 2026-09-10
  2. Units: Unit converter app icon

    Units: Unit converter

    Andreas Maier

    Convert and currencies instantly

    Convert of measurement and currencies. Switch between currencies like USD, EUR, JPY, and GBP. Convert lengths, masses, volumes, speeds, areas, information, pressure, power, time, and temperature.

    ★ 4.9261 ratingsProductivityFreeData updated 2026-09-30
  3. iUnit Measurement Conversion app icon

    iUnit Measurement Conversion

    Black Cat Systems

    Convert between 1650 units easily.

    The app converts between 1650 different units in 57 categories. Users can convert units for acceleration, area, energy, mass, temperature, time, and volume.

    ★ 3.76 ratingsReference$2.99Data updated 2026-09-10
  4. S4C-FS app icon

    S4C-FS

    SUTO iTEC (China) Co. Ltd

    ★ 0.00 ratingsUtilitiesFreeData updated 2026-09-06
  5. Kitchen Dial | Food Converter app icon

    Kitchen Dial | Food Converter

    Infinite Prospects, LLC

    Convert measurements with a

    Convert measurements with a interface for volume, mass, and temperature. Adjust portions, toggle between US, metric, Australian, and imperial units. Input numbers directly for precise conversions.

    ★ 4.4332 ratingsUtilitiesFreeData updated 2026-09-08
  6. Hydraulic System Calculator app icon

    Hydraulic System Calculator

    Trelleborg Sealing Solutions Germany GmbH

    Calculate hydraulic system components easily.

    The app calculates cylinder areas, volumes, forces, velocity, and time. It also computes motor and pump parameters, including flow rate, pressure, and power.

    ★ 4.03 ratingsProductivityFreeData updated 2026-10-29
  7. Stair Help app icon

    Stair Help

    Armchair Engineering

    Calculate staircase dimensions with precision

    Calculate staircase dimensions with precise formulas. Input riser height and step depth to determine going, stringer, and base lengths. Choose units from mm, cm, or inches.

    ★ 4.6241 ratingsUtilities$1.99Data updated 2026-09-10
  8. Pipe Flow Wizard - Calculator app icon

    Pipe Flow Wizard - Calculator

    Daxesoft Ltd

    Calculate rate and pressure loss

    Calculate fluid rates and pressure loss in pipes. Determine diameter or maximum length based on rate and pressure drop. Find friction loss and rate using built-in formulas. Input dimensions and fluid properties for accurate results.

    ★ 4.6103 ratingsUtilitiesFreeData updated 2026-09-14
  9. Revic Ops app icon

    Revic Ops

    Revic, LLC.

    Calculate ballistics for long range shooting

    Calculate bullet trajectories using a Modified Point Mass Solution with 4 Degrees Of Freedom. Input ballistic coefficients or drag coefficients from Doppler radar analysis. Adjust for wind, elevation, and distance.

    ★ 4.7489 ratingsUtilitiesFreeData updated 2026-09-14
  10. Air Transfer- Quick Files Drop app icon

    Air Transfer- Quick Files Drop

    Samet PALET

    Share , photos, and videos securely

    Share photos, videos, and between Apple devices. Receive via AirDrop. Scan and save documents. Organize into folders. Locate nearby devices quickly. Ensure data security during transfers.

    ★ 4.4188 ratingsUtilitiesFreeData updated 2026-09-06
  11. Ring Sizer – Ring Size Meter app icon

    Ring Sizer – Ring Size Meter

    AppLiks Sp. z O.O.

    Measure rings with the white circle

    Measure by matching the inner edge to the 's white circle. Adjust the slider to align the diameter or circumference. View results in metric or imperial units, including US, Canadian, and Australian sizing systems.

    ★ 4.9455 ratingsUtilitiesFreeData updated 2026-09-06
  12. Unit Converter and Calculator. app icon

    Unit Converter and Calculator.

    Kemal Bakacak

    Convert units across multiple categories

    Convert units across 70+ categories and 1450+ units with real-time accuracy. Adjust settings for preferred units. Navigate through a user-friendly interface to perform quick and precise conversions.

    ★ 4.377 ratingsUtilitiesFreeData updated 2026-09-06
  13. Unit Converter 2021 app icon

    Unit Converter 2021

    巧春 魏

    Convert units with clear categories

    Convert units between different systems with accurate results. Select units from a comprehensive list, input values, and receive instant conversions. Support multiple categories including length, weight, temperature, and more.

    ★ 4.7408 ratingsUtilitiesFreeData updated 2026-09-26
  14. 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

How we rank alternatives

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