# AirCalc HVAC — Toolbox in your pocket

> Toolbox in your pocket (iPhone/iPad app by Joshua Spagnoletti.)

- Source: https://appshunter.io/ios/app/aircalc-hvac/id6761069126 (this page in markdown: same URL + `.md`)
- Developer: [Joshua Spagnoletti](https://appshunter.io/developer/1887625027)
- Category: Utilities, Education
- Price: Free with in-app purchases
- Age rating: 4+
- Requires: iOS 16.0 · 22 MB
- Languages: American English
- Released: 2026-04-15
- Data updated: 2026-08-17
- User reviews in markdown: https://appshunter.io/ios/app/aircalc-hvac/id6761069126/reviews.md

## What is 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.

Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Privacy Policy: https://breeza.co.za/privacy

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| AirCalc Pro Annual | $59.99 | per year |
| Monthly | $5.99 | per month |



## Version history (last 4 releases)

### 2.0 — 2026-08-11

What’s New in Version 2.0

• Advanced duct sizing for round and rectangular ducts
• Pressure-drop, friction-loss and fitting calculations
• Psychrometric tools for dew point, humidity, enthalpy and wet-bulb checks
• Projects to save calculations and create shareable PDF reports
• Location-aware environmental conditions and manual atmospheric overrides
• Expanded conversions, offline reference content, search, favourites and history
• Refreshed field-focused design and AirCalc HVAC Unlimited access

### 1.9 — 2026-06-25

AirCalc HVAC got a fresh coat of paint and a toolbox full of improvements.

We cleaned up the setup flow, improved Apple ID sign in, added smarter regional unit suggestions, made privacy clearer, tightened up calculation validation, and polished the icons, graphics, search, projects, favourites, and navigation.

In short: fewer confusing screens, fewer odd calculation results, and a much smoother HVAC experience.

Enjoy the update.

### 1.8 — 2026-05-19

Improved calculation logic for more reliable results
Cleaner, more professional interface
Better unit handling for metric and imperial workflows
Improved result layouts for easier reading
Enhanced input handling to reduce errors
UI refinements across key tools
Better support for saved and project-based calculations
General performance and stability improvements

### 1.7 — 2026-04-15

No release notes.

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## Related topics

[hvac estimate](https://appshunter.io/ios/topics/hvac-estimate) · [airflow cfm calc hvac](https://appshunter.io/ios/topics/airflow-cfm-calc-hvac)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-17.*