The Best HVAC Apps - 10 Tools for HVAC Techs

Running an HVAC business is hard work. When you’re not out on the job, hunting down equipment manuals, or performing calculations, then you’re likely responding to enquiries, managing your team, or sending invoices. Fortunately, there’s a variety of useful apps that HVAC technicians can use to streamline their work. Here’s a list of the best ones.

If you're looking for mobile job management software for your HVAC business, check out Tradify.

Short on time? Find the app you’re looking for:

• 1. HVAC Business Name Generator – for brand name ideas 
• 2. HVACR Check & Charge – for refrigerant charge calculations
• 3. Ref Tools – for pressure-to-temperature conversions
• 4. HyTools – for hydronic calculations
• 5. HVAC Duct Sizer – for quick and simple duct sizing
• 6. HVAC Refrigerant PT – for quick refrigerant referencing
• 7. Xero – for hassle-free bookkeeping
• 8. Heating & Cooling HVAC Assist – for tools and replacement parts
• 9. HVACR Fault Finder – for troubleshooting system failures
• 10. Tradify – for job management

1. HVAC Business Name Generator — for finding the perfect brand name

(Available on any device.)

If you’re planning on going out on your own or just want to spice your brand up a bit — the first step is finding a good business name. This free generator finds a name that’s specific to the HVAC industry and the unique identity of your business. Just plug in one word that describes your business and it’ll spit out a whole list of different names, and report whether their domain names, Facebook pages, and Instagram are available to use.

1. HVACR Check & Charge – for refrigerant charge calculations

Making sure that you’re correctly counting refrigerant charge for refrigeration, air-conditioning and heat pump systems is a must, but with so many other things to focus on, it can be a tall order. HVACR Check & Charge makes things easy by allowing you to make these calculations from your mobile. Choose from the subcooling, superheat or airflow calculators, then simply enter the system temperature to get the proper system charge. If something’s off, It’ll also tell you if you need to make some changes.

Android: Download for free
iPhone: Download for free

2. Ref Tools – for pressure-to-temperature conversions

If you’re still relatively fresh in the HVAC industry, this app comes highly recommended. It’s a simple, accurate mobile converter that makes quick pressure-to-temperature conversions across 69 refrigerants. It also contains critical information such as global warming potential (GWP) and ozone-depleting potential (ODP).

Android: Download for free
iPhone: Download for free

3. HyTools – for hydronic calculations

Designed by experts in hydronic distribution systems and room temperature control, this hydronic calculator is specifically for HVAC technicians. You can use it to determine valve and pipe sizing, radiator power estimation, unit conversions, and pressure-drop calculations.

Android: Download for free
iPhone: Download for free

4. HVAC Duct Sizer – for quick and simple duct sizing

Contracting Business readers voted this app among their top 10 favourite mobile apps, and we can see why. Not only is this tool super handy for quick and simple duct sizing, you can also customise by duct shape, air temperature, and pressure.

Android: Download for free
iPhone: Download for free

5. HVAC Refrigerant PT™ – for quick refrigerant referencing

Select a refrigerant to determine its physical properties, including classification, density, critical temperatures and pressures, specific heat, and safety rating. You can also access pressure and temperature charts, bubble point, dew point, and A/C refrigeration colour codes — all from the palm of your hand.

Android: Paid download
iPhone: Paid download

6. Xero – for hassle-free bookkeeping 

You can use Xero to send out quotes and invoices, connect it to your bank and reconcile your accounts, or upgrade and add payroll when you hire new staff members. If your accountant uses Xero, you can share your financial data with them directly. Xero also integrates with Tradify and a wide variety of other apps, so you can add more tools over time.

Android: Download for free
iPhone: Download for free

7. Heating & Cooling HVAC Assist – for tools and replacement parts

This one’s for all the multi-tasking technicians out there. Once you’ve run a diagnosis for a customer, you can quickly find the most optimal tools to use and parts to replace. You’ll see in real time whether the tools and parts you need are available. It even lets you match warranties to products and view specifications, wiring schematics, and installation checklists.

Android: Download for free
iPhone: Download for free

8. HVACR Fault Finder – for troubleshooting system failures

Sometimes system failures are far harder to diagnose than meets the eye. This HVAC troubleshooting app allows you to problem-solve compressor electronic system failures swiftly on-site.

You can enter a flashing alert code from the electronics module or use the tap feature to identify the code. With the code, you can access troubleshooting tips, tricks, and interactive flow charts to help you pinpoint the problem.

Android: Download for free
iPhone: Download for free

9. Tradify – for job management

Why spend your time doing admin when you could be on the tools or doing more of the things you love? Tradify is a job management app used by thousands of tradespeople to build better lives and businesses all over the world. It’s designed to help save you time on enquiries, quoting, scheduling, job tracking, invoicing, payments and all the other features you need to manage and grow a successful HVAC business. Pay per user, not per job – view pricing here.

Android: Download for free
iPhone: Download for free

Ready to give Tradify a go? Start your 14-day free trial. No credit card required. No pressure. Or take a look at Tradify in action during one of our weekly 30-min live walkthroughs.