Best Engineering Calculator Hvac Apps

Ductulator - Duct Calculator

HVAC Airflow Sizing & Design

Free

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.

Heating & Cooling HVAC Pro+

HVAC Tools

Free

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.

SuperCool Slide Rule HVAC

by Designstein, llc

Free

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.

P-T Calculator

by National Refrigerants Inc.

Free

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.

Dry Tools

Tools for HVAC professionals

Free

This app provides HVAC professionals and students with essential calculation tools, including air stream mixing, HVAC formulas, lead time planning, and a psychrometric calculator with weather data. It also offers educational content and industry-specific terminology.

HVAC Pro Calculator: NEC + P-T

Duct · Voltage · Refrigerant

Free

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.

HVAC Mastery

Learn the HVAC Trade

Free

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.

HVAC & Sheet Metal Calculator

Construction Math & Trade Pro

Free

$29.99 | 100% OFF

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.

HVAC Formulator

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.

Ventora - AI HVAC Assistant

HVAC Calculators & Diagnostics

Free

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.

AC Service Tech LLC

by AC Service Tech, LLC

Free

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.

HVAC Load Calculator Manual J

BTU Sizing for Contractors

Free

$1.99 | 100% OFF

This app provides professional HVAC load calculations for contractors, offering three levels of accuracy from quick estimates to detailed Manual J calculations. It's designed for field use with an intuitive interface, offline capabilities, and professional report generation.

Flux HVAC: Tech Calculator

Superheat, Duct & PT Chart

Free

This professional toolkit helps HVAC technicians diagnose issues, charge systems accurately, and validate work with essential calculators. It offers offline functionality for superheat, subcooling, duct sizing, system performance, psychrometrics, and capacitor testing.

Duct Calculator.

HVAC Airflow & Duct Sizing

Free

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.

Refrigerant Charge Calculator

HVACR Check PT Chart Superheat

Free

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.