AirCalc HVAC

The ultimate HVAC calculation toolkit for professionals.

AirCalc HVAC is built for technicians, engineers, estimators, and contractors who need fast, accurate answers on site. From system design and installation to commissioning and troubleshooting, AirCalc puts essential HVAC calculations and field tools right in your pocket.

Get instant results for airflow, duct sizing, pressure, velocity, heat load, conversions, and more. Designed for real world use, AirCalc helps you work faster, reduce errors, and make confident decisions whether you are on site, in the office, or in front of a client.

No more spreadsheets, manual formulas, or second guessing. Just quick, reliable HVAC answers when it matters most.

SUBSCRIPTION TERMS

AirCalc HVAC offers optional auto renewing subscriptions for unlimited access to premium calculators and advanced tools.

Payment will be charged to your Apple ID account at confirmation of purchase.
Subscription automatically renews unless cancelled at least 24 hours before the end of the current period.
Your account will be charged for renewal within 24 hours before the end of the current period.
You can manage or cancel your subscription at any time in your App Store account settings.

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