---
title: "HVAC Load Plus — App Overview"
url: https://marlvel.ai/intel-report/productivity/hvac-load-plus
category: Productivity
developer: Carmel Software Corporation
platforms: ios
rating: 2.8 (5 ratings)
pricing: paid
report_level: overview
generated: 2026-04-28
last_verified: "2026-04-28T13:30:53.840Z"
---

<!-- SECTION: Key Insight -->
> **Key Insight:** While the app offers robust field calculation capabilities, users report significant concerns regarding data portability, lack of recent updates, and usability limitations.

<!-- SECTION: Quick Facts -->
| Metric | Value |
|--------|-------|
| Category | Productivity |
| Rating | 2.8 ★ (5) |
| Pricing | paid |
| Platforms | iOS |
| Latest Version (iOS) | 4.96 |
| Developer | Carmel Software Corporation |

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

HVAC Load Plus is a mobile tool designed for field professionals to perform heating and cooling block load calculations for residential and small commercial buildings. It leverages a built-in database of global weather data and construction materials to generate comprehensive load breakdown reports.

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

- **Weather Database**: Includes a database of over 1,000 worldwide cities for localized climate calculations.
- **Construction Material Library**: Provides data for hundreds of construction types including walls, roofs, floors, doors, windows, and skylights.
- **Project Management**: Supports unlimited project storage with the ability to copy existing projects for data reuse.
- **Load Reporting**: Generates detailed cooling and heating load breakdown reports categorized by opaque and window components.

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

HVAC technicians and contractors performing on-site load calculations.

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

- [App Store](https://apps.apple.com/us/app/hvac-load-plus/id381608273?uo=4)
- [Full Intelligence Report](https://marlvel.ai/intel-report/productivity/hvac-load-plus)

---
*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-load-plus).*
*Generated by [Marlvel.ai](https://marlvel.ai) — Independent app intelligence.*