Best Coolbench alternatives: apps like Coolbench: HVAC Calculator

10+ similar apps compared and reviewed

4.2 avg rating
9 free apps
Updated November 2026

Coolbench is great, but it's not the only option. Explore 10+ similar apps for iPhone and iPad, each reviewed and rated by real users. Find free alternatives, premium upgrades, and hidden gems.

Top Alternatives to Coolbench

CoolCalc - HVAC Tools#3

CoolCalc - HVAC Tools by 杰 陈

Superheat, PT chart & reports
Worth Considering
🔧 Utilities
5.0(1 ratings)
FreeIn-App Purchases
CoolCalc - HVAC Tools screenshot 1
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CoolCalc - HVAC Tools screenshot 3
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This offline toolkit for service technicians provides essential HVAC calculations, job documentation, and professional PDF reporting. It supports A2L refrigerants and prioritizes user privacy with no account or cloud storage required.

More apps like Coolbench

4
HVAC Calculator: Superheat P/T
HVAC Calculator: Superheat P/T
HVAC Calculator: Superheat P/T
Subcooling, Delta-T, Duct, CFM
Free
🔧 Utilities
(0)
5
Duct Calculator Pro
Duct Calculator Pro
Duct Calculator Pro
by Imran Pinjara
$3.99

This tool assists HVAC professionals and students with quick and precise calculations for duct sizing, airflow velocity, and airflow rate. It works offline and features a user-friendly interface for efficient project work.

Duct size calculationAirflow velocity (FPM) calculationAirflow rate (CFM) calculation
🔧 Utilities
(1)
paid
6
AirCalc HVAC
AirCalc HVAC
AirCalc HVAC
Toolbox in your pocket
Free
🔧 Utilities
(0)
7
Flux HVAC: Tech Calculator
Flux HVAC: Tech Calculator
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.

Superheat and Subcooling CalculatorsDuct Sizing with VisualizerSystem Performance (BTU/Ton) Calculation
🔧 Utilities
(2)
free
8
BaseCalc HVAC Calculator
BaseCalc HVAC Calculator
BaseCalc HVAC Calculator
BTU CFM Duct Calculator
Free

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.

18 HVAC calculatorsBTU/CFM/Duct sizingPsychrometric calculations
🔧 Utilities
(1)
freemium
9
Spin Xpert
Spin Xpert
Spin Xpert
by AHMED MOHAMED ABDALLAH EL SNOSEY
Free
🔧 Utilities
(0)
10
Track MI Pro
Track MI Pro
Track MI Pro
by Tamilarasan Kannan
Free

This utility app provides live tracking and playback of recorded data. Users can customize information windows and receive push notifications for important updates. An account with TrackMI.us is required to access its features.

Live TrackingCustom Info WindowsPlayback
🔧 Utilities
(1)
free