reSmush.it Image Optimizer vs WP Compress for MainWP
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
reSmush.it Image Optimizer leads the WordPress.org popular list today at #362, ahead of WP Compress for MainWP at #9,222. Over the last 7 days reSmush.it Image Optimizer held its place and WP Compress for MainWP slipped 9 places. reSmush.it Image Optimizer has the largest install base, roughly 250× the next: 100K+ active installs against 400+ for WP Compress for MainWP. Downloads this week: reSmush.it Image Optimizer 4,226 and WP Compress for MainWP 61. Ratings: reSmush.it Image Optimizer 4.3★ from 166 and WP Compress for MainWP 4.7★ from 3 reviews.
| Metric | reSmush.it Image Optimizer | WP Compress for MainWP |
|---|---|---|
| Popular rank today | #362 ▬ | #9,222 ▼ 9 |
| Active installs | 100K+ | 400+ |
| Downloads, last 7 days | 4,226 | 61 |
| Rating | 4.3★ (166) | 4.7★ (3) |
| Last updated | Aug 20, 2026 | Aug 31, 2026 |
| Current version | 1.0.6 | 7.22.00 |
| Best rank on record | #356 | #8,028 |
| Days in the top 50 | 0 | 0 |
| On WordPress.org since | Jul 2016 | Mar 2019 |
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
More comparisons
- reSmush.it Image Optimizer vs Default featured image
- reSmush.it Image Optimizer vs Multiple Post Thumbnails
- reSmush.it Image Optimizer vs Image Optimization - Optimize Images and Convert to WebP or AVIF
- reSmush.it Image Optimizer vs ThumbPress – Compress Images, Manage Thumbnails, Detect Image Issues, WebP/AVIF, Lazy Loading, Hotlinking & More
- reSmush.it Image Optimizer vs Imagify
- WP Compress for MainWP vs MainWP Child Reports
Frequently asked questions
Which is more popular, reSmush.it Image Optimizer or WP Compress for MainWP?
By active installs, reSmush.it Image Optimizer: 100K+ sites run it against 400+ for WP Compress for MainWP, according to WordPress.org figures captured on October 28, 2026.
Which ranks higher on WordPress.org, reSmush.it Image Optimizer or WP Compress for MainWP?
reSmush.it Image Optimizer, at #362 on the WordPress.org popular plugins list today, with WP Compress for MainWP at #9,222. The ranking reflects recent installs and moves daily, which is why this page shows the history rather than one snapshot.
Are reSmush.it Image Optimizer or WP Compress for MainWP 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.