Convesio Caching vs WP Smush
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| Feature | Convesio Caching v3.7.0 · checked 23 Oct 2026 Free Visit Details | WP Smush v4.3.5 · checked 23 Oct 2026 Free + paid · ★ 4.8/5 Visit Details |
|---|---|---|
| At a glance | ||
| Active installs | — | 1M+ |
| Last updated | — | October 20, 2026 |
| Editions | Convesio Caching | Smush · Smush Pro ($) |
| Pros | Toolbar button to purge the cache; Purges the cache when posts change; Purges Cloudflare when it is in use | Bulk and on-upload image compression at no cost; Lazy loading for images and embedded video; Works with common page builders, WooCommerce and caching plugins |
| Cons | Little use outside the Convesio platform; Page cache itself is not in this code; Bundles SendGrid mail delivery when that setting is on | WebP, AVIF, resizing and the image CDN need Smush Pro; Images are sent to the WPMU DEV API for compression |
| Mentioned in our posts | — | 3 |
| Features (Speed Optimization plugins checklist) | ||
| Browser cache | No | — |
| Minify CSS/JS | No | — |
| CDN | No | Yes |
| Object cache | No | — |
| Database cleanup | No | — |
| Free version | Yes | Yes |
| More features | ||
| Other features | Toolbar button to purge the cache, Purges the cache when a post changes, Purges Cloudflare when in use, Detailed cache control setting, Purge hooks for other cache plugins, Cache settings page | Bulk compression of the media library, Lazy loading for images and embedded video, WebP and AVIF conversion (Pro) ($) |
| Integrations | ||
| SendGrid | — | |
| E-commerce | — | WooCommerce |
| Plugins | — | WP Rocket, Elementor, Divi, Gravity Forms |
| Other | Cloudflare, Kernl update checks | WPMU DEV Smush API |
| Requires WordPress | — | 6.4 |
| Requires PHP | — | 7.4 |
| Tested up to | — | 7.1 |
| Phones home | No | Only if you agree |
| External services | api.sendgrid.com, kernl.us | smushpro.wpmudev.com |
| Custom tables | — | 1 |