

The Steam Tables app is the app for quickly calculating saturated and superheated steam properties. This app works on both the iPhone and iPad and adjusts its screen size accordingly.

HVAC ASHRAE Duct Fitting Database (DFDB) app is designed to allow users to perform pressure loss calculations for all 240+ ASHRAE fittings listed in the 2017 ASHRAE Handbook of Fundamentals.

ASHRAE 90.1 provides minimum requirements for energy efficient designs for buildings except for low-rise residential buildings.

HVAC ASHRAE 62.1-2013 app is designed to allow users to perform comprehensive minimum ventilation calculations for a variety of commercial buildings.

HVAC ResVent 62.2 is designed to allow users to quickly perform comprehensive whole-building ventilation requirements for residential buildings.

The NATE ResLoad-J app for the iPad is an ACCA-approved HVAC cooling and heating load calculation app. It performs peak cooling and heating load calcs per ACCA Manual J8 for both residential and lighting commercial buildings.

HVAC Psychrometric LT application is designed to allow users to easily perform single-state HVAC psychrometric calculations using iPhone and iPad.

HVAC Psych HD is an interactive graphical psychrometric chart for iPad, that includes both IP and SI units.

HVAC Psychrometric Chart (HVAC Psych Chart) app is an interactive graphical psychrometric chart for iPad, and includes both IP and SI units.



Carmel Software offers specialized software solutions focused primarily on the HVAC (Heating, Ventilating, and Air Conditioning) industry. Their products are designed to enhance the efficiency and effectiveness of HVAC system design, analysis, and maintenance. Carmel Software provides a range of tools that cater to both professionals and educational institutions within the HVAC sector. Their software solutions include applications for load calculations, duct sizing, refrigeration, and energy audits, among others. These tools are developed to help users comply with industry standards, optimize system performance, and reduce energy consumption, contributing to more sustainable environmental practices.