Best Airflow Calculator Apps

0.0(0 ratings)

Free

Air Velocity and Flow Calc by Dwyer Instruments, Inc.

Strong Contender

3.0(4 ratings)

Free

This utility app simplifies air velocity and flow calculations using Dwyer Pitot Tubes. It supports both US and Metric units for quick spot checks.

Air Flow Conversion Calculator by Nitrio

Air Velocity & Airflow Volume

Worth Considering

Ductulator - Duct Calculator

3.5(11 ratings)

$2.99

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Easily calculate air velocity and airflow volume for various duct types. Input dimensions and units, and get instant results for HVAC and ventilation applications.

More Airflow Calculator apps to explore

HVAC Airflow Sizing & Design

Duct sizing for round, rectangular, and flexible ductsFittings pressure drop calculationPsychrometric analysis with interactive chart

This app provides professional HVAC duct sizing and psychrometric calculations in a single tool. It offers detailed calculations for various duct types and materials, along with comprehensive humid air property analysis. Designed for HVAC professionals, it replaces traditional ductulators with accurate digital functionality.

free with in-app purchases

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HVAC Duct Calculator

Duct sizing made simple

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BaseCalc HVAC Calculator

BTU CFM Duct Calculator

18 HVAC calculatorsBTU/CFM/Duct sizingPsychrometric calculations

This professional tool offers 18 HVAC calculators for field use, including BTU, CFM, duct sizing, and psychrometrics. It saves calculation history, job records, and allows PDF export of worksheets. The app works offline and features a high-contrast interface for job sites.

HVAC Airflow & Duct Sizing

Calculate duct sizes using airflow (CFM) and velocity (FPM)Supports rectangular and round duct sizing in inchesDetermine air flow rate in CFM

This professional HVAC utility assists engineers and technicians with precise duct sizing and airflow calculations for ventilation systems. It simplifies essential calculations for both design and installation work, improving on-site efficiency.

📊 Productivity

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free with in-app purchases

Fan Law Calculator

by Pheinex, LLC

$9.99

Quickly estimate performance changes in HVAC systems based on variations in airflow and RPM. Uses standard fan law equations for calculations. Input current values and see results update instantly.

Estimate airflow and RPM impactUses standard fan law equationsAutomatic calculation updates

Easy air volume calculator

Calculate air velocity (FPM)Calculate air volume rate (CFM)Log measurements by location

Easily calculate and log air volume measurements for efficient airflow in cotton gins and other air-based systems. Input pressure and pipe dimensions to get air velocity and volume rates, then log and share your data.

📊 Productivity

Ductulator: HVAC Calculator

Duct Sizing Calculator

Refrigerant Charge Calculator

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HVACR Check PT Chart Superheat

Charge check by superheatCharge check by subcoolingLine-set charge estimation

This tool helps HVAC and refrigeration technicians quickly determine the correct refrigerant charge for various systems. It provides instant verdicts like 'Add,' 'Hold,' or 'Remove' based on superheat or subcooling measurements, supporting numerous refrigerants and unit conversions. The app functions offline and allows for saving job details and generating PDF reports.

free with in-app purchases

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Duct Calculator Pro

by Imran Pinjara

$3.99

This tool assists HVAC professionals and students with quick and precise calculations for duct sizing, airflow velocity, and airflow rate. It works offline and features a user-friendly interface for efficient project work.

Duct size calculationAirflow velocity (FPM) calculationAirflow rate (CFM) calculation

Cotton Gin Air Calculator

paid

by MARTIN Mehner

Air velocity calculationAir volume calculationPitot tube velocity pressure input

This utility app calculates air velocity and volume in ducts using pitot tube readings. It's designed for industrial applications, assuming standard air conditions. Measurements are taken in inches of water column and duct diameter.

Duct Calculator: HVAC Sizing

HVAC duct sizing & airflow

Calculate CFM, ACH & Filters

SCADACore AGA Flow Calculator

by SCADACore Inc.

Orifice Meter gas flow calculationAGA 8 compressibility calculationsAGA 3 gas flow calculations

Calculate gas flow through an Orifice Meter using AGA 8 compressibility and AGA 3 flow calculations. Supports both metric and imperial units, remembers input values, and generates shareable PDF reports.

by S&P SISTEMAS DE VENTILACION SL.

Diameter conversion (circular to rectangular)Ventilation parameter calculation (diameter, speed, airflow, pressure)Pressure drop calculation for straight sections and system elements

This utility app performs essential calculations for ventilation systems. It offers tools for converting duct sizes, determining air parameters like speed and airflow, and calculating pressure drops. It also includes a unit converter for various measurements.

Elkhart Hard Facts Calculator

by Elkhart Brass

Smooth Bore Discharges & Flow/Pressure calculatorNozzle Reaction calculators (Smooth Bore & Fog)Pump Discharge Pressure calculators

This utility app provides essential calculators for accurate flow testing, covering various nozzle types, pump discharge pressures, and fire flow formulas. It also includes direct links to helpful instructional videos.

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