WP Remote is described as 'provides a single place to monitor and update all of your WordPress sites. It can handle updates to installed plugins and themes remotely via the WP Remote website, and also provides quick access to core updates'. There are seven alternatives to WP Remote for Wordpress, Online / Web-based and Self-Hosted solutions. The best alternative is ManageWP, which is free. Other great apps like WP Remote are MainWP (Free, Open Source), InfiniteWP (Free Personal), iControlWP (Paid) and CMS Commander (Paid).
MainWP is a suite of open source self-hosted WordPress Management plugins for users that have multiple WordPress sites and want to be able to control them from one central location. This includes sites on different hosts or servers.