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

zaus

Insert cookie, session, page, or other kinds of values dynamically into Gravity Forms fields.
Similar to how <a href="https://wordpress.org/plugins/forms-3rdparty-dynamic-fields/" rel="ugc">Forms: 3rdparty Dynamic Fields</a> can insert dynamic values into the 3rdparty submission.

Gravity Forms Dynamic Fields

Dynamically fill fields with session, cookie, or other values, based on 'Forms: 3rdparty Dynamic Fields'.

One Active session vs Gravity Forms Dynamic Fields