Justin

This plugin adds a counter widget to the WordPress sidebar area.
For more information visit:
<a href="http://justinrains.com/" rel="nofollow ugc">WP Days Since Widget</a>

Date Counter

This plugin allows the admin to select add a widget to their sidebar that shows the number of days since a specified date. One day at a time.

Activity Track

Uji Countdown lets you display eye-catching countdowns anywhere on your site. Drop the block or shortcode into a post, page, widget, or template and fine-tune every detail—colours, labels, animation, server vs. visitor time and more.
<h3>Key features</h3>
<ul>
<li>Block Editor support – create and preview timers visually. </li>
<li>Recurring & repeat timers – perfect for evergreen offers. </li>
<li>Unlimited styles with colour & size controls. </li>
<li>Switch between server time or visitor time. </li>
<li>Translate date labels and numeric separators. </li>
<li>Optional redirect or hide when the timer expires. </li>
<li>Widget area & shortcode support. </li>
<li>Multi-language date formats. </li>
<li>Pro only: responsive layouts, multiple timers per page, circular timer add-on.</li>
</ul>
<a href="https://wpmanage.com/project/ujicountdown/" rel="nofollow ugc">Demo site</a>
<h3>Support</h3>
Need help? Email info@wpmanage.com or open a topic on the support forum.

Uji Countdown

A fully-customizable HTML5 countdown timer with Block Editor support.

Date Counter vs Uji Countdown