Nomad Programmer

It will help you to make only one logged in at a time on WordPress sites. if user wants to log in two or other places than it will destroy all other sessions.
This Plugin uses function like WordPress 4.1, that have a button on the user profile screen which clears all other sessions, and on the user editing screen which clears all sessions. This plug-in can limit simultaneous login. This plugin use for every user automatically.
<h3>Licence</h3>
<a href="https://wordpress.org/about/gpl/" rel="ugc">GNU General Public License</a>

One Active session

Working till now

This plugin clears all other logged in sessions and allow only one login by one user

activity-log.com

Plugin will track accurate activity time on specific page, very useful for cases like content reading time, stream or video watching time, 
tracking time in LMS online learning system, working time for writing or editing elementor templates, pages editing time, post editing time and similar.
Build as extension of WinterLock functionality for Accurate Sessions Time Tracking
Features:
<ul>
<li>User time spent duration per page</li>
<li>Tracking activity time</li>
<li>Tracking working time</li>
<li>Tracking editing time</li>
<li>Tracking writing time</li>
<li>Tracking visit time</li>
<li>Tracking time on page</li>
<li>Tracking reading time</li>
<li>Tracking user time</li>
<li>Tracking elementor working time</li>
<li>Accurate session time tracking</li>
</ul>

WP Sessions Time Monitoring Full Automatic

Plugin will accurately measure all activity time per page and user like working time, reading time, watching time, sessions time for specific user on  …

One Active session vs WP Sessions Time Monitoring Full Automatic