HI3: Infinite Wilds is a free download! And free to play!
Once downloaded and installed HI3 will auto-update itself. Be sure to allow it to run.
You must have a free account setup on this website to login to the game installed on your computer.
Extra benefits in game may be unlocked by purchasing Game Currency from Store

DOWNLOAD: HI3Setup_Win64.exe
Installation Instructions:
#1) Click download link above. Once downloaded go to your downloads folder.
#2) Double click the exe file and accept any warnings, and follow the installer's instructions.

When done feel free to delete the HI3Setup_Win64.exe file.

HI3 has an automatic patcher which will run every startup to make sure you are up to date.

Be sure to add security exception for HI3 if you have any overzealous firewall/antivirus software.

Windows 32bit     (Only use if your computer is 32bit, Ancient >10 years old)

DOWNLOAD: HI3Setup_Win32.exe
Installation Instructions:
#1) Click download link above. Once downloaded go to your downloads folder.
#2) Double click the exe file and accept any warnings, and follow the installer's instructions.

When done feel free to delete the HI3Setup_Win32.exe file.

HI3 has an automatic patcher which will run every startup to make sure you are up to date.

Be sure to add security exception for HI3 if you have any overzealous firewall/antivirus software.

Mac (MacOs 10.13+)     (Be sure MacOS Version 10.13+!)

DOWNLOAD: HI3Mac.zip
Installation Instructions:
#1) Click download link above. Once downloaded, extract the zip file (usually automatic).
#2) Important! Inside HI3Mac folder, double click the Install.scpt to open in script editor.
#3) Click play button at top of script to complete install configuration.
#4) Double click the HI3 App inside HI3Mac folder to start the game.

Linux 64bit     (Experimental Test Build!)

DOWNLOAD: HI3Linux.gzip
Installation Instructions:
#1) Click download link above. Once downloaded, extract the gzip file.
#2) Run the HI3.x86_64 from inside HI3Linux folder.