Canada's First AI HVAC Assistant for Expert Technicians

Snap a photo, get instant diagnostics, replacement part numbers, and auto-filled service forms—no manual entry, no wasted time.

Revolutionize Your Service Calls

Take a photo of any appliance's rating plate—HVAC Jack AI automatically extracts the critical data, fills out your service and maintenance form, and delivers instant troubleshooting and part numbers in seconds.

  • No more squinting at faded labels or typing serial/model numbers by hand
  • Instantly decode manufacturer data, error codes, and warranty info
  • Reduce paperwork, boost accuracy, and speed up every call
  • Auto-populate digital service and maintenance forms

Photo Analysis

Model: ABC123-XYZ

Serial: 987654321

Status: ✓ Analyzed

Form Auto-Filled!

How It Works

Snap a Photo

Capture the appliance's rating plate or serial label with your phone.

Review Auto-Filled Form

All important fields—model, serial, specs, install date—are extracted and entered for you.

Get Instant Diagnostics

Receive AI-powered troubleshooting, error code interpretations, and replacement part numbers.

Ask Anything

Type any question about the appliance and get instant, expert-level responses.

Features & Benefits

Built for Canadian HVAC Pros

Designed by Canadian field techs and educators, fully aligned with CSA B149.1 and Ontario TSSA regulations.

Universal Compatibility

Works with all major North American brands—Goodman, Trane, Carrier, Lennox, Ruud, and more.

Real-Time Diagnostics

Instantly decode error codes, warranty status, and get tailored troubleshooting steps.

Photo Analysis

No manual entry—snap, extract, and diagnose in seconds with advanced AI recognition.

Time-Saving Automation

Auto-populate digital service and maintenance forms for every job, saving hours per week.

Expert Technician Mode Only

No free tier, no DIY/home access—professional tools for professional results.

Expert Technician Access Only

FREE Lifetime Access
First 100 Beta Users Only
  • Photo analysis & auto-form filling
  • Instant diagnostics & part numbers
  • Canadian code compliance
  • Universal brand compatibility
  • Expert-level troubleshooting
  • Priority support
  • Limited to 100 professionals

Current $179/year access rate takes effect December 1, 2025

Professional use only • Limited beta spots available

What Canadian HVAC Pros Are Saying

Photo analysis saves me 15 minutes per call—no more manual data entry. The diagnostics are spot-on, and the parts lookup is a game-changer.

— Beta Tester, Toronto

Finally, a Canadian HVAC app that understands our codes and workflow. HVAC Jack AI is now my go-to troubleshooting tool.

— Senior Technician, Ottawa

The accuracy of the photo recognition is incredible. It reads plates I can barely see myself and fills everything out perfectly.

— Licensed Technician, Vancouver

Developed by HVAC professionals at LARK Labs, creators of Code Compass, HVAC Pro Tools, A2L Tools Pro and Canadian Gas Technician Training Modules.

Frequently Asked Questions

Who is HVAC Jack 4.0 for?
Licensed HVAC technicians and apprentices working in Canada. This is a professional tool designed specifically for field technicians.
Is there a free version or trial?
Click "Secure Your Spot Now" and it will redirect you to your email to send a request to lark_labs@outlook.com for BETA Access. An access code will be sent to you along with your free link to the app within 24 hours. Beta testers get free lifetime access! Limited to 100 users, so act fast! After December 1, 2025, HVAC Jack 4.0 goes live and public at an annual fee of $179.
What devices are supported?
Android smartphones and tablets (iOS coming soon). Also works in all modern browsers for desktop access.
How do I get access?
Click "Secure Your Spot Now" and it will redirect you to your email to send a request to lark_labs@outlook.com for BETA Access. An access code will be sent to you along with your free link to the app within 24 hours. Beta testers get free lifetime access! Limited to 100 users, so act fast! After December 1, 2025, HVAC Jack 4.0 goes live and public at an annual fee of $179.
What about privacy and data security?
No personal data is stored permanently. Appliance data is processed securely using encrypted connections and never shared with third parties.
Need help or support?
Contact us at lark_labs@outlook.com for technical support, billing questions, or feature requests. We provide priority support for all subscribers.