There are many available tools for managing multiple WordPress sites, and we aren’t talking about a multisite network, but managing separate installations of WordPress sites. In this post, we’ll show you how to manage multiple WordPress sites using iThemes Sync.
iThemes Sync is a WordPress maintenance plugin that lets you update and backup several WordPress sites using only one dashboard. Sync allows you to easily manage backups on all your WordPress sites.
To install the plugin, all you need to do is download iThemes Sync from the website. The basic plugin lets you manage up to 10 sites for free. If you need more than that, you need to buy a subscription service that fits your needs.
Read the rest of the post here: http://www.wpbeginner.com/plugins/how-to-manage-multiple-wordpress-sites-with-ithemes-sync/