Carrier offers a 60-day free trial for its eDesign Suite, which includes HAP. You must typically register with a business email and wait for approval from Carrier officials.
Carrier's is a legacy version of the industry-standard software used by HVAC professionals for peak load calculation and annual energy modeling. While newer versions like HAP v6 have introduced 3D modeling and the EnergyPlus engine, version 4.5 remains notable for its stability and "wizard" based workflow. How to Access the Hourly Analysis Program hourly analysis program 4.5 free download
Existing licensed users can access installers for various versions, including the legacy v4 series and current v5/v6 releases, via the Carrier Software Downloads portal. Carrier offers a 60-day free trial for its
Hourly Analysis Program 4.5 Download (Free trial) - hap45.exe While newer versions like HAP v6 have introduced
Legitimate access to HAP software is generally managed through official Carrier channels. While many users search for a "free download," the program is proprietary professional software.