iHOGA software, version 4.0:

Pdf files version 4.0 (updated Dec. 21, 2024):

User manual (version 4.0) (9 MB)

Getting started guide (version 4.0) (8 MB)

EDU version 4.0 (updated Dec. 21, 2024, license until end of 2025) (.zip compressed file). Installable file (install in your computer, don’t install into the typical “Program Files” folder, install it in the default folder C:\iHOGA-EDU or D:\iHOGA-EDU or something like that; the path length from the root must not be too long):

Installable iHOGA 4.0 EDU (ENGLISH version) (30 MB)

iHOGA/MHOGA softwares do not run under virtual machines or hypervisors. Even if you do not use it, virtualization is enabled by default in many new computers BIOS. Deactivate virtual machines or hypervisors if, after installing, when you open the software you obtain the following message “Failed to start the trial: The function failed because this instance of your program is running inside a viertual machine / hypervisor and you’ve prevented the function from running inside a VM.” (it can happen due to the default virtualization activation in the computer BIOS, in this case you must disable it in BIOS, see the last page of the following document): How to deactivate virtual machine / hypervisor.

Sometimes the NASA database to download weather data does not work. You can check if it works here: https://power.larc.nasa.gov/data-access-viewer/

If you have problems to download data from NASA database, install local database into the iHOGA installation folder, subfolder RESOURCES:

Irradiation and wind speed local database (14.5 MB)

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MHOGA software, version 4.0:

MHOGA was developed with the collaboration of Sisener Ingenieros (https://www.sisener.com/)

Pdf files version 4.0 (updated Dec. 21, 2024):

User manual (version 4.0) (6 MB)

Getting started guide (version 4.0) (9 MB)