Apps Like Ductulator - Duct Sizing for iPhone and iPad
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.
Ductulator - Duct Sizing screenshots
Ranked alternatives
Showing 41–60 of 1,000 ranked alternatives.


Duct-Fit
Izumi Consulting,Inc.
Select duct sizes intuitively and simply.
The app calculates appropriate duct sizes based on airflow, static pressure, and air velocity. It displays selected duct shapes graphically and supports both rectangular and round ducts.


Speedometer: GPS Tracker
POKET APPS, OOO
Track speed, distance, and odometer
Track speed, distance, and odometer in real time. Switch between various velocity units. Measure movement in both forward and reverse directions. Sync with other apps for data tracking.




SCR MAXFLO™
Southwire Company
Calculate pressure drop and fluid velocity
Calculate pressure drop, fluid velocity, Reynolds number, and friction factor for liquids and gases. Create custom projects, add and edit pipes, fluids, and fittings. Switch between metric and imperial units. Share calculations with other users.

Baseball Radar Gun High Heat
Handtechnics
Monitor pitch velocity and track game stats.
The app monitors pitch velocity for a child, opposing pitcher, or MLB player. It tracks score, inning, outs, and ball/strike count from stadium stands.

HVAC Toolkit
Carmel Software Corporation
Track equipment and PT charts
Provides access to multiple specialized tools for professionals. Users can locate equipment, read PT charts, calculate refrigerant charges, size ducts, estimate quick loads, and analyze psychrometric data.

Compass & Altimeter
明力 王
Navigate with precise location data
Measure geographical orientation with a precise . Display longitude, latitude, altitude, weather, and magnetic field data. Record location points and view saved travel history.




Flat Pattern Bend Calculator
Bhavinkumar Satashiya
Calculate patterns for sheet metal designs
Sheet Metal allows users to generate patterns for cones and other complex shapes. Input dimensions and material properties to calculate angles and layout dimensions. Export results for fabrication use.

Mila's Unit Converter PRO
Scott DeSapio
Convert units across 16 categories
Convert units across 16 categories with instant accuracy. Switch between hundreds of units for length, weight, temperature, and more. Calculate conversions for cooking, engineering, travel, and study.

Landscaping Calculator Plus
Calc Hub, LLC
Calculate materials for projects
Calculate materials with 10 tools for gravel, soil, mulch, concrete, pavers, retaining walls, grass seed, sod, area, and volume. Input dimensions in inches, feet, yards, centimeters, or meters. Output results in US customary or metric units.

Physics Toolbox Sensor Suite
Chrystian Vieyra
Measure, record, and analyze data
Measure acceleration, orientation, and motion with built-in sensors. Record and analyze real-time data for experiments. Detect and generate sound tones. Visualize audio waveforms. Export measurements and graphs for scientific use.

Gemaire HVAC Pro+
Watsco, Inc.
Access product info and tools anytime
Access product information, pricing, and order status through account linking. View real-time product availability at preferred and nearby branches. Find locations, hours, and contact details. Track order progress and check branch inventory.

Converter+ (Units, Currencies)
TranCreative Software
Convert units, currencies, and calculate.
The app offers unit and currency conversion across hundreds of categories. It includes mortgage, loan, and tip calculators, with the ability to edit, add, or download templates.
How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.