Carmel Software Corporation

HVAC Residential Load Calcs

This app may just change the way you do business. This is one of the oldest HVAC Manual J8 load calc apps on the market today. See why tens of thousan...

HVAC Pipe Sizer Plus

The HVAC Pipe Sizer Plus application is a combination of three (3) of our individual pipe sizing applications including: 1. HVAC Pipe Sizer - Liquid 2...

HVAC Duct Sizer

HVAC Duct Sizer voted favorite mobile app by readers of Contracting Business magazine The HVAC Duct Sizer app is the #1 selling duct sizing applicatio...

HVAC Equipment Locator

The updated HVAC Equipment Locator is a revolutionary Apple iPhone and iPad application that lets you track, share, and customize your equipment namep...

Steam Tables

The "Steam Tables" app is the #1 selling app for quickly calculating saturated and superheated steam properties. This app is now a universal app meani...

HVAC Pipe Sizer - Liquid

The "HVAC Pipe Sizer - Liquid" application allows you to quickly size a simple pipe system by inputting a number of piping and liquid properties, incl...

HVAC Psychrometric Plus

The "HVAC Psychrometric Plus" app is the #1 selling psychrometric application for the Apple iPhone and iPad. Thousands of happy users have downloaded ...

HVAC Quick Load

The "HVAC Quick Load" is the one and only rule-of-thumb HVAC heating and cooling load application for the iPhone and iPad. It is now a universal app, ...

HVAC PT Chart

THE MOST COMPREHENSIVE P/T CHART ON THE MARKET IS NOW A UNIVERSAL APP: IT WORKS ON BOTH THE iPAD and iPHONE. HVAC PT Chart is an electronic pressure t...

HVAC Toolkit

The HVAC Toolkit app for the iPhone is essential for anyone in the HVAC industry. This latest update includes 2 brand new modules, all for the same pr...