13+ iOS apps curated and reviewed
HfactoR is the household name in hfactor, but it's far from the only option. We track 13+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | — | No | No | Jul 2026 |
| 2 |  | Free | 4.6★ (13) | No | No | May 2026 |
| 3 |  | Free | 4.7★ (68) | No | No | Aug 2026 |
| 4 |  | Free | 5.0★ (2) | No | No | May 2026 |
| 5 |  | Free | — | No | No | May 2026 |
| 6 |  | Free | 5.0★ (2) | No | Yes | May 2026 |
| 7 |  | Free | — | No | No | May 2026 |
| 8 |  | Free | 5.0★ (1) | No | No | May 2026 |
This mobile application provides HVACR service technicians with accurate refrigerant data on the go. It allows for quick system diagnostics and response by calculating pressure-temperature relationships, superheat, and subcooling. Supports various refrigerants, including newer HFOs and older HFCs/HCFCs.
This app provides HVAC professionals with tools and information to streamline their work. Access product details, calculators, order status, and warranty information on the go. Find nearby branches, check inventory, and manage parts lists efficiently.
This app provides real-time information on hydrogen refueling stations within the CAFCP network. Users can view station status, historical data, and reported prices, as well as find the closest available stations.
This app connects HVAC technicians with local suppliers, offering real-time refrigerant pricing, appointment booking, and a community forum. It streamlines daily tasks for professionals by providing essential tools and information in one place.
Easily parse and view HL7 messages on your mobile device. Supports common 2.X schemas for integration analysts, developers, and data scientists. Update schemas via GitHub or by contacting support.
Prepare for your Home Health Aide certification exam with over 950 realistic practice questions covering all major subject areas. Test your knowledge with topic-based quizzes or full-length mock exams and track your progress with detailed explanations.
