222+ iOS apps curated and reviewed
Looking for free hvacr apps? 20 of our 222+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | 4.8★ (17K) | No | No | Aug 2026 |
| 2 |  | Free | — | No | Yes | Jul 2026 |
| 3 |  | Free | 4.8★ (81) | No | No | Jul 2026 |
| 4 |  | Free | 4.8★ (5.2K) | No | No | Aug 2026 |
| 5 |  | Free | 3.8★ (47) | No | No | Aug 2026 |
| 6 |  | Free | 4.8★ (4.5K) | Yes | No | Aug 2026 |
| 7 |  | Free | 5.0★ (5) | Yes | No | May 2026 |
| 8 |  | Free | 3.7★ (3) | No | No | May 2026 |
This app provides an instant mobile refrigerant charge calculator for HVACR applications. It supports various refrigerants and allows users to calculate the correct system charge based on superheat, subcooling, or airflow, along with environmental conditions.
Access HVACR courses, communities, and resources on the go. Stay updated with industry trends and engage with peers. Ideal for professionals and students preparing for certifications and sharpening technical skills.
This app serves as a comprehensive resource for HVAC technicians, offering a podcast, tech tip articles, and interactive calculators. It aims to enhance knowledge of HVAC theory, industry updates, and essential mathematics for both current and aspiring professionals.
Access a vast database of product information for air conditioning and refrigeration systems on your mobile device. Quickly find specifications, diagrams, and diagnostic tools. Includes AI-powered assistance and a "Where To Buy" locator.
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.
Access a vast database of HVAC models, manuals, and part lists to speed up your work. Utilize an AI-powered troubleshooting tool or connect with experienced technicians for real-time support.
Access a comprehensive catalog of HVAC and refrigeration parts, supplies, and equipment. Check real-time inventory, scan product barcodes for quick identification, and utilize integrated contractor tools. Request an account to streamline your procurement process.
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.
Connect with HVAC/R professionals to enhance your skills through educational discussions. This app aims to help technicians, installers, owners, educators, and students improve their expertise in the trade.
This app provides HVAC and refrigeration technicians with AI-powered diagnostic assistance, duct sizing calculations, and job estimation tools. It offers step-by-step troubleshooting, airflow analysis, and photo-based equipment support to streamline service calls.
This app provides Daikin service contractors with instant access to all technical and service information for Daikin products. It includes product specifications, manuals, error code troubleshooting, interactive field settings, and service videos. The app works online and offline, syncing data automatically for the latest updates.
This app helps HVAC/R technicians quickly identify and locate necessary parts for repairs on any equipment, whether for warranty or non-warranty services. It offers advanced tools for troubleshooting, system calculations, and accessing technical documentation, all from the job site.
This tool quickly determines refrigerant data, including properties, safety groups, GWP, and ODP. It offers intuitive temperature-to-pressure conversion and supports both metric and imperial units. Access detailed information and links to online resources for over 100 refrigerants.
Prepare for your EPA 608 HVAC certification with over 500 practice questions and smart analytics. This app offers offline access, topic-based study, mock tests, and personalized plans to help you pass on your first attempt.
This app streamlines HVAC installation and service for contractors. It offers Bluetooth connectivity for system setup and troubleshooting, along with comprehensive support for product information, warranty tracking, and locating resources.
Prepare for your EPA 608 certification exams with realistic practice tests and quizzes. Featuring over 1,600 expert-written questions, detailed explanations, and personalized study plans, this app helps you pass on your first attempt.
This tool provides HVAC technicians with instant access to pressure and temperature data for over 100 refrigerants. It allows users to input one value to find the other, view detailed refrigerant properties, and email comprehensive charts and data.
This app offers accredited online trade school courses and certifications for HVAC, plumbing, electrical, and more. Learn at your own pace, on your phone, and earn valuable credentials like EPA 608 and OSHA-10 without traditional school debt.
This app provides HVAC technicians with instant access to product information, including warranty status, inventory, and technical specifications. It offers real-time support, order tracking, and helpful calculators to streamline job management and business growth.
Transform your existing MRCOOL air conditioners and heat pumps into smart devices. Control your home's climate remotely via smartphone or voice commands, automate settings based on your location, and set personalized schedules for comfort and energy savings.