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.
Summarized from real user reviews of HVACR Check & Charge. Based on 17K reviews and a 4.8/5 average, it highlights the 15 positives and 5 negatives reviewers mention most about this Reference app.
26.8.1
August 8, 2026
IMPORTANT: Check & Charge has moved to Copeland Mobile. The app will be retired soon and will no longer be supported. To avoid interruption, download the Copeland Mobile app and login to continue using this tool. You'll find all future updates available there.
More2 issues
Crashes on startup
Pressure input issues
3 requests
More temperature/pressure range options
Ability to calculate enthalpy
This app functions as an instant mobile refrigerant charge calculator specifically designed for HVACR applications. It helps contractors determine the correct system refrigerant charge for various air conditioning and refrigeration systems by considering operating conditions and environmental loads.
Key features include calculators for superheat (non-TXV), subcooling (TXV), and airflow. It also provides PT Charts (Pressure/Temperature) and can find a superheat target using psychometric calculations. The app supports a wide range of refrigerants and offers both Imperial and Metric units.
Yes, based on the provided information, the HVACR Check & Charge app is available for free. There are no mentions of in-app purchases, subscriptions, or advertisements, indicating it is a complimentary tool.
The app supports a comprehensive list of refrigerants including R-22, R-410A, R-32, R-407C, R-134a, R-452B, R-454B, R-438A, R-422B, R-427A, R-421A, R-404A, R-290, R-449A, R-448A, R-407A, R-600, R-600a, R502, R-514A, and R-515B.
This app is intended for HVACR contractors and technicians who work on air conditioning and refrigeration systems. It is a practical tool for on-site calculations to ensure proper system refrigerant charging.
