Installer for the free version
You have all Molongui plugins available for free in the WordPress Plugin Repository. That means you can install any Molongui plugin from the Plugins page in your Dashboard. However, and if for any reason you wish to download the installer, you can do so by clicking here. Search for the Molongui plugin you want to get the installer for and download it.
Installer for the Pro version
Pro extensions are premium plugins. That means you need to purchase a license to enjoy them. There are different plans available. Pick the one that best fits your needs.
Once you have purchased a Pro license, you will receive an email with all the instructions on how to download, install and activate your Pro extension. Basically, to get the installer you need to log in to your My Account. There you will find the ZIP file under the Downloads tab. To get it, just click on the Download link you will find towards the plugin name.