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Real Thumbnail Generator: Efficient regeneration of thumbnails in all sizes icon

Real Thumbnail Generator: Efficient regeneration of thumbnails in all sizes

Real Thumbnail Generator is a WordPress plugin for regenerating thumbnails. It is beginner-friendly, SEO-optimised and GDPR-compliant.

By devowl.io GmbH·Thumbnail·Free
3.9(14 reviews)
·1.0K+ active installs·Updated 1 week ago
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As of April 2026, Real Thumbnail Generator: Efficient regeneration of thumbnails in all sizes is a WordPress thumbnail plugin with 1.0K+ active installations and a 3.9/5 rating from 14 reviews. It has been downloaded 165K+ times in total. Requires WordPress 5.9+ and PHP 7.4.0+. Available on WordPress.org since 2019. Actively maintained — updated within the last month. Downloads are down 77% this week. Top alternative: Regenerate Thumbnails.

3.9/514 reviews
1.0K+active installs
165K+total downloads
7 yearssince 2019

Overview

(Re)generate single or multiple image sizes for your WordPress website and create a SEO-optimised custom structure for uploading thumbnails.

Regenerate UNLIMITED thumbnails with the free version!

In the course of optimising a WordPress website, it can often be necessary to change the theme – especially if the website is still being created. Unfortunately, a theme change can alter the image sizes and lead to despair. This is where Real Thumbnail Generator comes into play: The WordPress plugin is responsible for regenerating the image sizes. With a few clicks, the problem is solved! This way, themes can be changed as often as desired without negatively affecting the media management.

Free Sandbox

You want to try WordPress Real Thumbnail Generator before
installing? Take a free sandbox…

Read full description on WordPress.org

Screenshots

Ratings & Reviews

3.914 reviews
5 ★
10
4 ★
0
3 ★
0
2 ★
0
1 ★
4

Recent Reviews

Just no
by Nikodemsky·1 year ago·1 reply

Another freemium plugin that’s not even do what it’s advertise.

Stopped after about 30% of regeneration process, told me to rate the plugin and did not even allowed me to regenerate missing sizes – i need to regenerate all of them.

Most of the features are blocked under paywall.

That’s not the proper way of introducing your product.

Thumbnails
by bredow·3 years ago

Hallo,

Thumbnails fuktioniert sehr gut. Konnte alle Fotos wieder herstellen.

  • This topic was modified 3 years, 1 month ago by bredow.
Good plugin, terrible marketing!
by PortMacOnline·3 years ago·1 reply

Before you can use the plugin, you are FORCED to agree to send technical data to the developer, which is against WordPress terms! They do this by forcing you to agree to check a box saying that you have read the Privacy Policy, which I don’t mind, AND agree to sending technical data to the developer, because both are included on the same check box, and if you don’t check the box, the plugin won’t work!

The stupid thing is that the plugin itself works okay, so if it weren’t for this coercion, and then nagging me to leave a rating for the plugin, I would have been more than happy to check out the Pro version, instead they have lost a potential customer AND got a 1-star review from me.

Easy to use; great UI
·3 years ago

The plugin author(s) must have put a lot of effort into the user interface; it’s beautiful! They have made a product that works nicely and is a pleasure to use.

Great and up to date
by twoelevenjay·4 years ago

Great and up to date

Download Trends

Today: 16Yesterday: 25This week: 184Period total: 11K

Compatibility

WordPress5.9+ requiredTested up to 7.0
PHP7.4.0+ required

Version Adoption

v2.6
97.9%
v2.5
2.1%

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Frequently Asked Questions

Changelog

You can view the changelog and release notes here.

View full changelog on WordPress.org

Contributors

devowl.io GmbHdevowl.io GmbHMatthias GünterMatthias GünterJan KarresJan Karres
Plugin Info
Version
2.6.136
Last Updated
Mar 26, 2026
WP Requires
5.9+
Tested Up To
7.0
PHP Requires
7.4.0+
Active Installs
1.0K+
Downloads
165K+
Added
Aug 9, 2019
Business
Free

Tags

thumbnailregeneratethumbnailsforce regenerateregenerate thumbnails

Developer

D
devowl.io GmbH
4 plugins0.2M+ total installs
View all plugins →

Quick Compare

Real Thumbnail Generator: Efficient… vs Regenerate Thumbnails→Real Thumbnail Generator: Efficient… vs Force Regenerate Thumbnails→Real Thumbnail Generator: Efficient… vs Conditionally display featured image on…→

Plugin data sourced from WordPress.org. Analysis and metrics by PluginSift.