250+ iOS apps curated and reviewed
If you already know Ref Tools, this is the deeper bench. 250+ danfoss pt chart apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of September 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | 3.9★ (52) | No | No | Sep 2026 | |
| 2 |  | Free | 4.8★ (52) | No | No | Aug 2026 | |
| 3 |  | Free | 3.7★ (3) | No | No | May 2026 | |
| 4 |  | Free | 4.8★ (17K) | No | No | Sep 2026 | |
| 5 |  | Free | 3.3★ (7) | No | No | Aug 2026 | |
| 6 |  | Free | — | No | No | Jul 2026 | |
| 7 |  | Free | — | No | No | Jul 2026 | |
| 8 |  | Free | — | No | No | May 2026 |
This app provides HVACR technicians with essential tools and information for field service. It includes refrigerant calculators, troubleshooting guides, product finders, and access to spare parts. Listen to educational podcasts to enhance your knowledge on the go.
This tool simplifies HVAC/R technician tasks by calculating pressure/temperature relationships, superheat, and subcool. It automatically adjusts for altitude and offers English/Metric units. Easily access favorite refrigerants and supplementary information.
This app helps HVACR technicians diagnose and resolve system issues. It guides users through common symptoms, identifies potential causes, and recommends solutions. An offline database is available for use in remote locations.
