Apps like AirMaxx

Here are some great alternatives to AirMaxx by National Comfort Institute, Inc. :
HVAC Mobile Meter™ by Dwyer
HVAC Mobile Meter™ by Dwyer
★4.0
Duct Calc Elite - Ductulator
Duct Calc Elite - Ductulator
★4.3
ManTooth
ManTooth
★3.5
HVAC Calculator Lite
HVAC Calculator Lite
★3.4
Peirce Phelps HVAC Pro+
Peirce Phelps HVAC Pro+
★5.0
SAMSUNG HVAC
SAMSUNG HVAC
★3.8
Psychrometric Calc
Psychrometric Calc
★3.9
YJACK VIEW
YJACK VIEW
★4.1
American Standard® Technician
American Standard® Technician
★3.5
Trane® Technician
Trane® Technician
★3.3
VRF & Mini - Splits
VRF & Mini - Splits
★3.5
TEC Gauge
TEC Gauge
★3.9
Room Temperature Thermometer
Room Temperature Thermometer
★3.6
Balance Health
Balance Health
★3.7
Instrumentation Tools
Instrumentation Tools
★4.8
SleepBreathe
SleepBreathe
★3.5