AJAX Thumbnail Rebuild vs Perfect Images: Regenerate Thumbnails, Image Sizes, WebP & AVIF
Two WordPress plugins head to head: ranking, active installs, downloads and ratings, from our daily tracking of the WordPress.org directory.
These aren’t all alternatives to each other — they do different jobs — so this page compares popularity only, not features.
At a glance
Perfect Images: Regenerate Thumbnails, Image Sizes, WebP & AVIF leads the WordPress.org popular list today at #653, ahead of AJAX Thumbnail Rebuild at #1,038. Over the last 7 days Perfect Images: Regenerate Thumbnails, Image Sizes, WebP & AVIF slipped 3 places and AJAX Thumbnail Rebuild held its place. Perfect Images: Regenerate Thumbnails, Image Sizes, WebP & AVIF has the largest install base, roughly 2× the next: 60K+ active installs against 30K+ for AJAX Thumbnail Rebuild. Ratings: AJAX Thumbnail Rebuild 4.8★ from 90 and Perfect Images: Regenerate Thumbnails, Image Sizes, WebP & AVIF 4.8★ from 279 reviews.
| Metric | AJAX Thumbnail Rebuild | Perfect Images: Regenerate Thumbnails, Image Sizes, WebP & AVIF |
|---|---|---|
| Popular rank today | #1,038 ▬ | #653 ▼ 3 |
| Active installs | 30K+ | 60K+ |
| Downloads, last 7 days | — | 19,117 |
| Rating | 4.8★ (90) | 4.8★ (279) |
| Last updated | Sep 12, 2026 | Sep 5, 2026 |
| Current version | 2.2.1 | 7.2.1 |
| Best rank on record | #1,028 | #649 |
| Days in the top 50 | 0 | 0 |
| On WordPress.org since | Oct 2009 | Jun 2012 |
Highlighted cells mark the strongest figure in each row. Rank and installs are from the latest WordPress.org capture; downloads are the last seven captured days.
Ranking history Lower is better
Active installs
Downloads per day
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Frequently asked questions
Which is more popular, AJAX Thumbnail Rebuild or Perfect Images: Regenerate Thumbnails, Image Sizes, WebP & AVIF?
By active installs, Perfect Images: Regenerate Thumbnails, Image Sizes, WebP & AVIF: 60K+ sites run it against 30K+ for AJAX Thumbnail Rebuild, according to WordPress.org figures captured on September 12, 2026.
Which ranks higher on WordPress.org, AJAX Thumbnail Rebuild or Perfect Images: Regenerate Thumbnails, Image Sizes, WebP & AVIF?
Perfect Images: Regenerate Thumbnails, Image Sizes, WebP & AVIF, at #653 on the WordPress.org popular plugins list today, with AJAX Thumbnail Rebuild at #1,038. The ranking reflects recent installs and moves daily, which is why this page shows the history rather than one snapshot.
Are AJAX Thumbnail Rebuild or Perfect Images: Regenerate Thumbnails, Image Sizes, WebP & AVIF alternatives to each other?
Not all of them. Some of these plugins do different jobs and many sites run more than one. This page compares their popularity, not their features.
Where do these numbers come from?
WordPress.org publishes each plugin’s active install count and its position on the popular list. This site records both every day, along with per-day downloads and ratings, so the charts above show how the plugins have moved over time rather than a single day.