Best Engineering Calculator Hvac Apps

0.0(0 ratings)

Free

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HVACR Check & Charge by Copeland LP

PT Charts Superheat Subcooling

Strong Contender

🔍 Reference

4.8😊(17K ratings)

Free

This app provides an instant mobile refrigerant charge calculator for HVACR applications. It supports various refrigerants and allows users to calculate the correct system charge based on superheat, subcooling, or airflow, along with environmental conditions.

What We Love

🚀 Convenient
🚀 Great program
🚀 Reliable app
🚀 Easy and quick charging reference
🚀 Helps take away doubt when making a case
🚀 Quickly analyzes conditions and factors
🚀 Awesome Freon charging app
🚀 Revolutionary app
🚀 Very handy and easy to use
🚀 Best helper ever
🚀 Makes charging systems super easy
🚀 Very good for superheat calculation
🚀 Great reference
🚀 Most accurate charge for R410A and R22
🚀 Easy to use

Room to Improve

🐛 Pressure settings not helpful
🔒 Concerning privacy policy
🐛 Restricted temperature range
🐛 Crashes and bugs
🐛 Doesn't work on Apple Watch

CE HVAC Pro+ by Watsco, Inc.

HVAC Tools

Worth Considering

Ductulator - Duct Calculator

4.7😐(1.6K ratings)

Free

This app provides HVAC technicians with instant access to product information, including warranty status, inventory, and technical specifications. It offers real-time support, order tracking, and helpful calculators to streamline job management and business growth.

What We Love

👍 Great customer service
🚀 Time-saving tool
📚 Helpful technical information
🔍 Useful inventory and pricing lookup

Room to Improve

🐛 App crashes and bugs
⏱️ Slow performance and loading times
🔍 Incomplete product information
💰 Pricing issues and lack of transparency

More Engineering Calculator Hvac 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.

(33)

HVAC & Sheet Metal Calculator

Construction Math & Trade Pro

Sheet metal calculations (radius, offset, wrapper length)Trigonometric functions (sine, cosine, tangent, arc)HVAC specific calculations (fan law, CFM, velocity)

This app provides advanced calculations for HVAC and sheet metal professionals. It simplifies complex dimensional math, geometry, and trigonometry with specialized functions for ducting, airflow, and construction layouts. Offers a free trial before committing to a subscription.

(81)

SuperCool Slide Rule HVAC

by Designstein, llc

Superheat & Subcooling chargingDuct sizing & layout calculatorCompressor windings troubleshooter

This app offers a comprehensive suite of tools for HVAC technicians. It provides interactive guides, step-by-step repair instructions, and calculators for various HVAC calculations including superheat, subcooling, and duct sizing.

Duct sizing made simple

HVAC Pro Calculator: NEC + P-T

(0)

Duct · Voltage · Refrigerant

BTU & Cooling Load SizingDuct Sizing CalculationsNEC Voltage Drop & Wire Sizing

This app provides essential tools for HVAC technicians and electricians, including BTU load sizing, duct calculations, and refrigerant pressure-temperature charts. It offers a free tier with core functions and an optional Pro upgrade for advanced features like voltage drop calculations and unlimited job saving.

by National Refrigerants Inc.

Pressure/Temperature calculationSuperheat/Subcool calculationAutomatic altitude correction

This tool simplifies HVAC/R technician tasks by calculating pressure/temperature relationships, superheat, and subcool. It automatically adjusts for altitude and offers English/Metric units. Easily access favorite refrigerants and supplementary information.

🔍 Reference

(52)

free

Heating & Cooling HVAC Pro+

HVAC Tools

View pricing and order statusReal-time product availabilityFind branch locations and hours

This app provides HVAC professionals with quick access to product information, tools, and support. It allows users to check pricing, availability, find locations, and manage warranty claims. Features include a PT calculator, duct calculators, and a flashlight tool for on-site work.

Ventora - AI HVAC Assistant

(45)

ad-supported

HVAC Calculators & Diagnostics

AI-powered HVAC diagnosticsProfessional-grade calculatorsOffline code references (IMC, UMC, ACCA)

This app provides HVAC technicians with an AI assistant for diagnostics, professional-grade calculators, and offline code references. It helps troubleshoot issues, size ducts, calculate efficiency ratings, and access industry standards quickly in the field.

For HVAC Professionals

$4.99

This app provides HVAC professionals with over 900 essential formulas and calculations for load calculations and system design. It supports both US and Metric units, offers instant switching, and includes 23 calculator categories and over 460 unit conversions. Designed for field use, it works offline and allows users to save and share results.

Over 900 formulas and calculationsUS & Metric unit support23 calculator categories

HVAC Test Prep Practice 2026

(1)

paid

Practice HVAC Exam Questions

HVAC exam preparation1500+ relevant questionsDetailed answer analysis

Prepare for your HVAC certification exam with a comprehensive practice test simulator. Access over 1,500 questions with detailed analysis and track your progress. Get ready to pass with confidence.

📚 Education

(7)

freemium

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 Visual Learning Studio

(1)

freemium

HVAC Calculators & Visual Lab

This app provides hands-on learning for HVAC professionals, covering fundamentals, core and advanced systems, and EPA 608 certification prep. It features interactive diagrams, simulators, real-world challenges, and quick reference tools for on-the-job use.

Structured learning tracksInteractive electrical and wiring simulatorsRefrigerant cycle simulator with fault injection

HVAC cooling and heating loads

$24.99

Perform detailed heating and cooling load calculations for buildings in the field using your iPhone. Access a vast weather database and construction data to generate comprehensive reports that can be emailed or exported to spreadsheets.

Detailed heating and cooling load calculations1000+ city weather databaseExtensive construction type data

HVAC duct sizing and more...

$4.99

$5.99 | 17% OFF

This app provides quick and simple HVAC duct sizing analysis. It allows users to calculate duct dimensions based on airflow or existing dimensions, and can also determine a range of duct sizes. Results can be emailed for further analysis.

Duct sizing by airflowDuct sizing by dimensionsRange of duct sizes calculation

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AC Service Tech LLC

by AC Service Tech, LLC

Access online courses with certificatesWatch over 750 training videosUtilize HVAC/R calculation tools

This app provides a comprehensive platform for HVAC/R technicians and students to access educational resources. It features training videos, calculators, online courses with certificates, articles, and podcast episodes, all in one convenient location.

📚 Education

(5)

free

HVAC Calculator Load Pro

Built for HVAC Specialists

Fast HVAC BTU calculationsResidential furnace & AC sizingClimate-aware calculations

This tool provides fast, accurate HVAC load calculations for residential systems. It helps professionals size furnaces, air conditioners, and gas equipment correctly, avoiding guesswork and spreadsheets for confident client recommendations and more closed bids.

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