Volkan Kucukcakar

Show WordPress toolbar (formerly admin bar) with a login button on front end for remembered (previously logged in) browsers. Miscellaneous show/hide/remember toolbar options.
Features: 
* Force display toolbar and adds “Login” button and “Forget Browser (Hide)” buttons to front end on remembered browsers. 
* Remember browser timeout option (cookie expire timeout) 
* Remember user option (user roles support) 
* Options to show or hide toolbar separately for logged in and logged out (but remembered) users. 
* Uninstall option to remove plugin settings on plugin deactivation

Toolbar Login Button

Show Wordpress toolbar (admin bar) with a login button on front end for remembered (previously logged in) browsers. Misc. show/hide/remember options.

Marcel Bootsman

Auto Hide Admin Bar makes the WordPress Toolbar disappear – and reappear when hovering the mouse pointer over the top of the browser window. 
You end up with a clean view of your site, and keep having access to the WordPress Toolbar. 
If you have any comments or questions, please use the <a href="https://wordpress.org/support/plugin/auto-hide-admin-bar" rel="ugc">support forum</a>.

Auto Hide Admin Bar

This plugin adds an auto-hide feature to the WordPress Admin Bar or Toolbar.

Toolbar Login Button vs Auto Hide Admin Bar