---
title: "HVAC-calculator — App Overview"
url: https://marlvel.ai/intel-report/productivity/hvac-calculator
category: Productivity
developer: Trond Rossvoll
platforms: ios
rating: 4.0 (1 ratings)
pricing: paid
report_level: overview
generated: 2026-05-10
last_verified: "2026-05-10T07:34:12.566Z"
---

<!-- SECTION: Key Insight -->
> **Key Insight:** This app serves as a portable, specialized calculator for complex HVAC formulas that are difficult to compute manually in the field.

<!-- SECTION: Quick Facts -->
| Metric | Value |
|--------|-------|
| Category | Productivity |
| Rating | 4.0 ★ (1) |
| Pricing | paid |
| Platforms | iOS |
| Latest Version (iOS) | 2.2 |
| Developer | Trond Rossvoll |

<!-- SECTION: Summary -->
## What is HVAC-calculator?

HVAC Calculator is a productivity tool designed to perform complex HVAC and building energy calculations on mobile devices. It provides quick access to formulas for field or meeting use, eliminating the need for manual computation.

<!-- SECTION: Key Features -->
## Key Features

- **SFP Calculations**: Calculates Specific Fan Power (SFP) based on measured or design fan power and airflow, including VAV ventilation scenarios.
- **Heat Recovery Efficiency**: Determines temperature efficiency of heat recovery systems and calculates post-recovery temperatures in air handling units.

<!-- SECTION: Target Audience -->
## Who is it for?

HVAC professionals, engineers, and building energy technicians.

<!-- SECTION: Links -->
## Links

- [App Store](https://apps.apple.com/us/app/hvac-calculator/id602391404?uo=4)
- [Full Intelligence Report](https://marlvel.ai/intel-report/productivity/hvac-calculator)

---
*This is an overview report. Sentiment analysis, competitive landscape, and SWOT analysis are available in the [full intelligence report](https://marlvel.ai/intel-report/productivity/hvac-calculator).*
*Generated by [Marlvel.ai](https://marlvel.ai) — Independent app intelligence.*