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 181–200 of 1,000 ranked alternatives.

  1. Simple Units Converter app icon

    Simple Units Converter

    Mind Trends LLC

    Convert units across many dimensions.

    The app provides a general-use calculator for converting between 586 units across 47 dimensions. It is designed for users needing to convert one set of units to another.

    ★ 0.00 ratingsUtilities$0.99Data updated 2026-10-09
  2. Fluid Mechanics Calculator app icon

    Fluid Mechanics Calculator

    loay setrak

    Calculate parameters

    Calculate parameters using 90 tools. Input values to determine dry bulk density, specific gravity, flow rate, head loss, pressure, and velocity. Convert units and export results. Sync data across devices.

    ★ 0.00 ratingsEducation$0.99Data updated 2026-09-13
  3. ComprCheck app icon

    ComprCheck

    Mingxuan Fan

    Design compressors, track performance, edit schematics, maintain

    Allows users to calculate compressor processes, including overall and stage compression ratios. It includes 19 calculators and data charts for design, operation, fabrication, and maintenance of diaphragm compressors.

    ★ 5.03 ratingsEducationFreeData updated 2026-09-06
  1. Unit Ease - Metric vs Imperial app icon

    Unit Ease - Metric vs Imperial

    Cheng Cheng

    Convert units and track conversions

    Convert units for weight, length, temperature, volume, area, speed, and time. Access size charts for clothing and accessories. Perform everyday conversions like cooking measurements and tyre pressure.

    ★ 5.072 ratingsUtilitiesFreeData updated 2026-09-06
  2. Pipe Fitting app icon

    Pipe Fitting

    Sarah Ragab

    Calculate layouts quickly and accurately

    Calculator helps users compute offsets and rolling offsets for precise layout planning. Input measurements to calculate basic or advanced rolling angles. Generate detailed reports and save calculations for future reference.

    ★ 4.768 ratingsProductivityFreeData updated 2026-09-06
  3. E6B Aviation Calculator - FLT9 app icon

    E6B Aviation Calculator - FLT9

    Raj Jeshang, Inc.

    Calculate flight parameters and altitudes

    Calculate pressure and density altitudes, true airspeed, and mach number. Determine wind correction angle and true heading. Compute crosswind, headwind, and tailwind. Find ground speed and flight time. Calculate fuel burn and cloud base.

    ★ 4.226 ratingsUtilitiesFreeData updated 2026-09-06
  4. Universal Converter. app icon

    Universal Converter.

    V PUGAZHENTHI

    Convert units across 64 categories

    Convert units across 64 categories with 1333 units and 53742 conversions. Switch between acceleration, angle, area, and other measurements. Find color codes and convert cooking measurements.

    ★ 4.312 ratingsUtilities$4.99Data updated 2026-09-08
  5. Currency & Unit Converter # app icon

    Currency & Unit Converter #

    An Truong

    Convert units across 400+ measurements

    Convert units across 20 categories with over 400 options, including mixed units like feet and inches. Add widgets for quick access. View conversion history and share results.

    ★ 4.3216 ratingsUtilitiesFreeData updated 2026-09-08
  6. 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
  7. Mulch Calculator Plus app icon

    Mulch Calculator Plus

    Calc Hub, LLC

    Calculate for beds and areas

    Calculate needed for flower beds, shrubbery, or other landscaped areas. Input dimensions in inches, feet, yards, centimeters, or meters. Output includes cubic yards, cubic feet, cubic meters, liters, and bag counts.

    ★ 4.8263 ratingsUtilitiesFreeData updated 2026-09-24
  8. Concrete Calc Pro app icon

    Concrete Calc Pro

    Volodymyr Budnichenko

    Calculate needs accurately

    Calculate materials for slabs with precise volume and quantity estimates. Input dimensions and select units. Convert measurements and view results in cubic meters, yards, or feet. Export data for project planning.

    ★ 5.01 ratingsUtilitiesFreeData updated 2026-09-06
  9. Barometer & Altimeter: HowHigh app icon

    Barometer & Altimeter: HowHigh

    Thirty Seven Inc.

    Track altitude and air pressure changes.

    The app provides live readings for pressure, altitude, and rate of change. Users can record sessions, review history, and export data as CSV.

    ★ 2.628 ratingsUtilitiesFreeData updated 2026-11-12
  10. Beam Calculator app icon

    Beam Calculator

    V PUGAZHENTHI

    Calculate parameters and convert units

    Calculate parameters and convert units between metric and imperial systems. Access tools for critical bending moment, maximum stress, and deflection. Input loads and dimensions to determine structural properties.

    ★ 4.012 ratingsUtilities$2.99Data updated 2026-09-10

How we rank alternatives

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