EWWW Image Optimizer vs reSmush.it Image Optimizer
Compare WordPress plugins and tools side by side. Pick products with “Compare” in the software directory.
| Feature | EWWW Image Optimizer v8.9.0 · checked 23 Oct 2026 Free + paid · ★ 4.8/5 Visit Details | reSmush.it Image Optimizer v1.0.6 · checked 23 Oct 2026 Free · ★ 4.3/5 Visit Details |
|---|---|---|
| At a glance | ||
| Active installs | 1M+ | 100,000+ |
| Last updated | October 13, 2026 | August 20, 2026 |
| Editions | EWWW Image Optimizer · EWWW Image Optimizer Premium ($) | reSmush.it Image Optimizer |
| Pros | WebP conversion and bulk optimisation in the free version; Local server tools or cloud API optimisation; Works with NextGEN Gallery and Flagallery libraries | Free, with no paid edition; Optimises on upload and in bulk; Quality setting and EXIF removal option |
| Cons | Higher optimisation levels need a paid API key; Some CDN and cloud features call the vendor's servers | Sends image files to an external service; API calls use plain HTTP and disable SSL host checks; Relies on a third-party service being available |
| Mentioned in our posts | 1 | 1 |
| More features | ||
| Other features | WebP conversion and quality settings, Bulk optimize admin page for the media library, Front-end rewrite to WebP files, NextGEN Gallery bulk optimize page, Flagallery bulk optimize page, Cloud optimisation levels unlocked by an API key ($) | Optimise images on upload, Bulk optimise from the Media Library, Image quality setting, Keep or remove EXIF data, Scheduled optimisation through cron, Optimisation status column in the Media Library, WP-CLI quality command |
| Integrations | ||
| Analytics | EWWW usage stats (opt-in) | — |
| Plugins | NextGEN Gallery, Flagallery | — |
| Other | ExactDN image CDN (api.exactlywww.net) | reSmush.it optimisation API |
| Requires WordPress | 6.8 | 4.0.0 |
| Requires PHP | 7.4 | 7.4 |
| Tested up to | 7.1 | 7.1 |
| Phones home | Only if you agree | No |
| External services | api.exactlywww.net, stats.exactlywww.net | api.resmush.it |