Addon are not on my list?

Hi
Ive got problem with this addon
https://re-volt.github.io/re-volt-addon/html/introduction.html

Ive got that Blender 2.79b but this addon cannot be installed because i dont have on my list at all
Mosty when ive intall addons they always me automacily popup that addon and only to to save settings but this time ive had nothing.

Maybe i got outdated addon version?
https://revolt.fandom.com/wiki/Blender from here ive find our about Re-Volt blender addon
And ive wanna closer look this car in blender http://revoltzone.net/cars/12577/Apocalypsa%20Xtreme

Main Header > Window > Toggle System Console

See, if you can see any error messages.


No error are found.