What are the most famous programs used for HVAC calculation?

HAP and Elite

hap & elite

THE FAMUSE  PROGRAM is HAP

HAP IS THE FAMUSE  PROGRAM

I have designed my own programs according to ashrae , they are reliable and workable.

Hourly Analysis Program(HAP)

1-HAP From .......................................................Carrier
2- There is also one program from  .........................LG  3-There is also one program from ..
...................Macquay 4-.............................................................
  conclusion: each company has it own software but the famous one which is used at UAE is (hap) because you will find the claculation which depand on this program at the majority of AC units submittals.
Regards      

Hourly Analysis Program (HAP),E-20,CHVAC FROM ELITE,DUCT SIZING SOFTWARE FROM MCQUAY,PIPESIZING SOFTWARE..

Yes my friends HAP

carrier HAP

HAP & Elite ( CHVAC )