---
title: "ASHRAE HVAC PT Chart — App Overview"
url: https://marlvel.ai/intel-report/business/com-ashrae-ptchart
category: Business
developer: ASHRAE, Inc.
platforms: ios
rating: 1.0 (2 ratings)
pricing: paid
report_level: overview
generated: 2026-04-30
---

<!-- SECTION: Key Insight -->
> **Key Insight:** While the app offers comprehensive refrigerant data and export functionality, it currently holds a low user rating with reports of technical issues regarding refrigerant selection.

<!-- SECTION: Quick Facts -->
| Metric | Value |
|--------|-------|
| Category | Business |
| Rating | 1.0 ★ (2) |
| Pricing | paid |
| Platforms | iOS |
| Latest Version (iOS) | 4.9 |
| Developer | ASHRAE, Inc. |

<!-- SECTION: Summary -->
## What is ASHRAE HVAC PT Chart?

ASHRAE HVAC PT Chart is a mobile pressure-temperature calculator designed for HVAC technicians and contractors. It provides data for over 100 refrigerants and features a unique capability to email custom PT chart lists and calculation results.

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

- **Refrigerant Database**: Provides pressure and temperature lookups for over 100 common HVAC refrigerants, including bubble and dew points for azeotropic mixtures.
- **Bi-directional Calculator**: Allows users to input temperature to find pressure, or input pressure to find the corresponding temperature.
- **Data Export**: Enables users to email complete PT chart lists, refrigerant properties, and specific calculation results.
- **Interactive Controls**: Includes a slider control for precise pressure or temperature adjustments.

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

HVAC technicians and contractors requiring mobile access to refrigerant pressure-temperature data.

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

- [App Store](https://apps.apple.com/us/app/ashrae-hvac-pt-chart/id1273373336?uo=2)
- [Full Intelligence Report](https://marlvel.ai/intel-report/business/com-ashrae-ptchart)

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