wildiney

This is a plugin used to redirect people for another page, post or site after some seconds .
You can set: 
* time to be redirect 
* site to be redirect 
* message explaining why you are redirecting

RedirectTo Plugin

Plugin to redirect pages or posts to another sites, pages or posts after some seconds that you can delegate.

pipdig

Redirect all 404 missing links to the homepage using a 301 redirect. This means all broken links will still count towards your site’s SEO ranking.
We designed this plugin to be very lightweight. There are no options or settings (or annoying banner ads trying to sell SEO services). Simply activate the plugin and you’re done! It will redirect 404s silently in the background without slowing down your website.
<h3>Features</h3>
<ul>
<li>Works with any theme.</li>
<li>Works on any host.</li>
<li>Super lightweight + fast.</li>
<li>No logs (GDPR compliant).</li>
<li>Helps with SEO.</li>
<li>100% free with nothing locked behind a “pro” version.</li>
</ul>
This free plugin is brought to you by <a href="https://www.pipdig.co" rel="nofollow ugc">pipdig</a>

Redirect 404 to Homepage

Redirect 404 missing pages to the homepage using SEO 301 redirection. Super lightweight!

RedirectTo Plugin vs Redirect 404 to Homepage