A2L Safe Charge

The A2L Replacement for Check & Charge.

Professional HVAC refrigerant charging tool for the next generation of gases. Get accurate Superheat and Subcooling for R-454B, R-32, and R-410A without the bloat.

WHY TECHS ARE SWITCHING A2L-Ready: Full support for R-454B and R-32.

Error-Proof Charging: Automatically applies Dew Point for superheat and Bubble Point for subcooling on R-454B—eliminating the most common A2L charging mistake.

Safety First: Integrated Max Allowable Charge Calculator. Enter the room dimensions to instantly get your safe charge limit based on current A2L safety standards.

Professional Reports: Generate branded PDF field reports with your company name and logo to email directly to clients.

Offline Reference: Full P/T charts, refrigerant comparisons, and safety guides—no cell service required.

BUILT FOR THE FIELD Zero Friction: No accounts. No logins. No "waiting for data to sync."

Privacy Focused: No data collected. What happens on the job site stays on your device.

Ultra-Fast: Opens in a second. Gives you the answer. Gets you off the roof.

Stop waiting for legacy apps to catch up. Get the tool built specifically for the A2L transition.