WordPress Monsters

When your website is taking too much time to respond, the best solution is to install a Preloader. It is a beautiful animated image that will help users to relax until the site respond, because they won’t see website loading process. You can find a lot of cute preloaders, especially in “With background” section.
This plugin provides:
<ul>
<li>More than 100 beautiful preloaders</li>
<li>Possibility to upload your own preloader</li>
<li>Possibility to set time and your preloader will be active even if the page has loaded</li>
<li>Possibility to set preloader only for the homepage</li>
<li>Easy to use and simple to config</li>
<li>Cross-browser & responsive</li>
</ul>

Preloader by WordPress Monsters

When your pages are getting too much time to load, add Preloader to your website. This plugin provides various cool preloaders (100+).

WPJutsu

Add smooth page transitions with logos, animations, and custom styles — no coding required.
Demos 
<a href="https://www.wp-jutsu.com/plugins/pagefluent/" rel="nofollow ugc">Click to see a demo of all transitions</a>
Free version features
6 transitions effects available :
<ul>
<li>Fade effect</li>
<li>Slide to top effect</li>
<li>Slide to right effect</li>
<li>Slide to bottom effect</li>
<li>Slide to left effect</li>
<li>Glassmorphism effect</li>
<li>Choose the color of your transition effect</li>
</ul>
Add a loader to your transition
<ul>
<li>Spinner effect</li>
<li>Choose the color of your spinner</li>
</ul>
Pro version features
<ul>
<li>Global : Activate transitions only on the first page visited.</li>
<li>Transitions : unlock more than 15 effects.</li>
<li>Transitions : select your custom color.</li>
<li>Transitions : Customize waiting and timing transitions.</li>
<li>Loaders : unlock more than 10 loaders.</li>
<li>Loaders : select your custom color.</li>
<li>Loaders : customize loader with your own logo.</li>
</ul>

PageFluent

Increase user experience on your site with nice pages transitions and other amazing effects.

Preloader by WordPress Monsters vs PageFluent