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.
Ductulate HD screenshots
Ranked alternatives
Showing 261–280 of 1,000 ranked alternatives.


Length Mass Speed Converter
AR Code Pte. Ltd.
Convert units for distance and area
Convert units for distance, area, volume, and . Switch between mm, cm, m, km, in, ft, yd, mi, and their squared or cubed equivalents. Convert grams, kilograms, tonnes, and oil barrels to liters or gallons.


Concrete Calculator 2025
Kantaben Gorasiya
Estimate for slabs, footings, columns, walls,
Calculate volume for slabs, footings, columns, walls, and steps. Input dimensions and select mix type for accurate estimates. Supports metric and imperial units. Export results and share via email.

TrackVia
TrackVia, Inc.
Operate with greater velocity and efficiency.
The app provides a low-code platform for businesses to access workflow processes on the go. It is configurable to fit various use cases for data management and sharing.

Distances Pro
Emidio Cunha
Sketch paths, measure , calculate areas
Measure and areas by drawing paths or closing loops. Switch between metric and imperial units. Undo drawings as needed. View standard or satellite maps. Export measurements as KML files for use in Google Earth and other mapping apps.

Convert Simple
BRIAN RIZZO
Measurements with fractions
Measurements for cooking and baking using fractions. between imperial and metric units. Automatically round values with notifications. Select and fractions as needed.


Steam Tables
Carmel Software Corporation
Calculate properties instantly
Calculate properties for saturated and superheated with pressure, temperature, and enthalpy values. Access HVAC equipment locator features. View property and charts. Export data and share results.

Vibra Calc
Motionics, LLC
Calculate vibration frequencies
Calculate vibration frequencies for rotating machinery components including induction motors, gears, and bearings. Perform vibration severity tests based on ISO 10816-3.


Concrete Calculator Tools
Peth Pty Ltd
Calculate volumes and costs
Calculate volumes for slabs, walls, and columns. Input dimensions and material types. Estimate material quantities and costs. Export results and share via email. Sync across devices for project management.

Daikin eQuip
Daikin Airconditioning (Singapore) Pte Ltd
Manage equipment and track service requests
Access technical details like error codes, system compatibility, and refrigerant charge calculations. View thermistor resistor data and emergency settings. Manage spare parts inventory and track part specifications.

Digital Link
Competition Electronics, Inc.
Manage chronograph data wirelessly now.
The app connects wirelessly to a chronograph using a smartphone or tablet. It offers a modern interface for controlling the chronograph and managing velocity data.

Stair Stringer
H3Apps LLC
Calculate stairs, adjust measurements, determine steps
Calculate risers, run, angle, length, step height, tread depth, and number of steps. Adjust parameters for customization. Switch between Imperial and Metric units. Email or text results as needed.

Earthquake Alert - Seismic
婷 张
Monitor earthquakes and track real-time data
Monitor earthquakes with real-time updates and GPS compass maps. Display professional data including altitude, orientation, air pressure, and coordinates. View environmental metrics like humidity and temperature.

My Physics Calculator
V PUGAZHENTHI
Calculate and engineering parameters
Allows users to perform calculations for and engineering parameters. It includes formulas and definitions for each calculation. Users can compute force, friction, centripetal force, work, power, displacement, and more.

Calculate Comfort
JUN KANAYAMA
Calculate moist air properties easily.
The app calculates psychrometric properties of moist air, including dew point, wet bulb temperature, and absolute humidity. It offers three input modes and can replace a psychrometric chart for various applications.

Tire Size Fitment
Nikita Morozov
Calculate wheel and clearance
Calculate tyre and rolling radius. Adjust speedometer error and customize speed settings. Compare wheels, save results as images, and use split view. Includes truck wheel and clearance calculators. Access a database of car wheels.

Digital Speedometer Free
Chad Hine
Monitor speed and direction in real time
Monitor speed and direction with a in metric or imperial units. Display major road and highway speed limits. Highlight current speed in yellow for slight excess and red for significant excess. Supports landscape and portrait orientations.
How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.