CantonBolo

Features: 
1. In addition to the jQuery library, only need to load some little JS files and some little of CSS files. 
2. The output code of the plug-in on the page in line with W3C’s XHTML 1.1 and CSS 3 standards, and the code structure is very simple. 
3. When deactivated，the images calling code generated by the plug-in will not cause any adverse effects.
This plugin allows you easily to make <a href="http://flowplayer.org/tools/demos/overlay/gallery.html" rel="nofollow ugc">Overlay gallery</a> popups on WordPress.
这个插件助你在 WordPress 中轻易地使用 <a href="http://flowplayer.org/tools/demos/overlay/gallery.html" rel="nofollow ugc">Overlay gallery</a> 相册功能。
<h4>Supported Languages:</h4>
<ul>
<li>US English/en_US (default)</li>
<li>简体中文/zh_CN (translate by <a href="http://imbolo.com/" rel="nofollow ugc">bolo</a>)</li>
</ul>

Overlay4WP

Easy to use Overlay popus gallery in WordPress.Base on jQuery Library.

WPKube

FancyThemes

Promote Your Content in a Full-Screen Popup!
Page Takeover allows you to create a stunning full-screen popup for your blog or website, without the need to know any HTML or CSS.
Simply install the plugin, pick your colors, change the texts and your call-to-action, and load a distraction-free full-screen popup on your website.
Promote Anything!
<ul>
<li>Promote any post or page</li>
<li>Promote any external URL</li>
<li>Promote your recommended posts</li>
<li>Promote your products or services</li>
<li>Promote your special offers or coupon codes</li>
<li>Promote your lead page or lead magnet</li>
<li>Promote your podcast or webinar</li>
<li>Promote your social media accounts</li>
</ul>
Choose When Your Full-Screen Popup is Loaded
<ul>
<li>Immediately</li>
<li>After 5 seconds</li>
<li>After 10 seconds</li>
<li>After 30 seconds</li>
</ul>
Choose How Often Your Full-Screen Popup is Shown
<ul>
<li>Always</li>
<li>Once per session</li>
<li>Once every day</li>
<li>Once every week</li>
</ul>
Translations
<a href="https://translate.wordpress.org/projects/wp-plugins/page-takeover" rel="nofollow ugc">Translate Page Takeover into your language</a>
What’s Next
If you like this plugin, then please leave us a good rating and review.
Also take a look at our collection of <a href="http://www.designbombs.com/best-free-wordpress-themes/" rel="friend nofollow ugc">free WordPress Themes</a> and <a href="http://www.designbombs.com/best-wordpress-hosting" rel="friend nofollow ugc">Best WordPress Hosting study</a>, if you are looking to switch providers.

Page Takeover

Good plugin. Disturbed that I didn't have this idea to develop a plugin! ;-) Fantastic feedback/support! I really hope this plugin does well!



Fantastic plugin

Create a full-screen popup without a developer. Promote your content and offers in a full-screen overlay.

Overlay4WP vs Page Takeover