Apps Like SwiftSize for iPhone and iPad
Calculate HVAC load and generate PDF report
HVAC load calculator Measure home exposures on-site to size heating and air conditioning equipment. Generate detailed PDF reports. Reduce engineering time for accurate results. Sync with devices for real-time data.
SwiftSize screenshots
Ranked alternatives
Showing 61–80 of 1,000 ranked alternatives.

Installer App
Danfoss A/S
Digital toolbox for heating professionals.
The app provides professionals with tools for radiator presetting, product finding, project management, and hydronic balancing. It also includes calculators for flow/pressure, floor heating, and burner conversion.


Basic Calculator -
SuperDG Inc.
Calculate, edit, and track entries
Perform arithmetic operations with a simple interface. View current calculations and track history. Supports universal device compatibility. No advanced or engineering functions included.

HVAC ResLoad-J
Carmel Software Corporation
Perform ACCA Manual J8 load calculations easily.
The app performs ACCA Manual J8 residential load calculations for HVAC technicians and contractors. It allows users to email PDF reports to customers and building officials, and supports unlimited projects with detailed load breakdowns.


CE HVAC Pro+
Watsco, Inc.
Check warranty, order status, and tech specs
Check warranty details, inventory availability, order status, and technical manuals for products. Access tech specifications and order history. Receive support and track business growth tools.

Schluter®-APP
Schlueter-Systems KG
Specify products, generate pricing, estimate materials, organize
Plan and estimate bathroom installations with real-time product selection and pricing. Specify materials, generate quotes, and organize projects from design to purchase. Track project progress and manage inventory efficiently.


DALC
SHEET METAL CONTRACTORS NATIONAL ASSOCIATION, INC.
Estimate ductwork air leakage easily.
The app estimates air leakage from ductwork for engineers, architects, designers, and contractors. It determines pass/fail marks for Duct Air Leakage Tests and combines ductwork sections to calculate total allowable leakage.

HVAC Residential Load Calcs HD
Carmel Software Corporation
Design systems and manage projects
Perform detailed heating and cooling calculations for buildings. Input building dimensions, insulation values, and equipment specifications. Generate reports and export data. Locate equipment using integrated maps.


Boldr - Installer
Baldr Group LTD
Install HVAC devices in minutes
Streamline HVAC installations with guided setup and live diagnostics. Push firmware updates remotely. Perform one-tap hand-over for Kelvin, Fara, and Klima devices. Complete installations quickly and reduce callbacks.





How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.