PressMaximum

<p>This plugin will add Topbar Countdown on the top of your website that help you launch an offer or a promotions.</p>
<h3>Featured</h3>
<ul>
<li>2 Countdown type: Fixed timer for all visits and Start the countdown when first visits.</li>
<li>Custom page or post type to show.</li>
<li>Custom message.</li>
<li>Custom countdown box title.</li>
<li>Custom Input coupon box.</li>
<li>2 Countdown box title: Vertical and Horizontal.</li>
<li>Advanced color settings.</li>
</ul>


Topbar Countdown

Add a banner on the top of screen with countdown clock and custom message.

Darren Jacoby

<p>Easily configure the WordPress admin interface and application state using a single config file.</p>
<ul>
<li>Simplify the WordPress admin interface.</li>
<li>Place WordPress application state in a config file.</li>
</ul>
<p><a href="https://github.com/darrenjacoby/intervention" rel="nofollow ugc">Intervention on GitHub</a></p>


Topbar Countdown vs Intervention