Cache Enabler vs WP-Optimize
Compare WordPress plugins and tools side by side. Pick products with “Compare” in the software directory.
| Feature | Cache Enabler v1.8.17 · checked 23 Oct 2026 Free · ★ 4.3/5 Visit Details | WP-Optimize v4.7.0 · checked 23 Oct 2026 Free · ★ 4.8/5 Visit Details |
|---|---|---|
| At a glance | ||
| Active installs | 100,000+ | 1M+ |
| Last updated | September 27, 2026 | September 21, 2026 |
| Editions | Cache Enabler | WP-Optimize · WP-Optimize Premium ($) |
| Pros | Free, lightweight and simple to configure; Static HTML page cache with cache expiry and automatic clearing; WP-CLI commands and Gzip or Brotli pre-compression | Page, browser and minified-asset caching in the free edition; Database cleanup for revisions, spam, tables and more; Image compression and WebP conversion |
| Cons | Small feature set; no object cache or database cleanup; Browser caching is limited to 304 revalidation; WebP rewriting assumes the .webp files already exist | Unused CSS, Google Fonts hosting and Cloudflare purge are paid; Image compression relies on the reSmush.it service; Many scheduled background jobs run on the site |
| Mentioned in our posts | 2 | 1 |
| Features (Speed Optimization plugins checklist) | ||
| Page cache | Yes | Yes |
| Browser cache | No | Yes |
| Minify CSS/JS | Yes | Yes |
| CDN | No | Yes |
| Object cache | No | No |
| Database cleanup | No | Yes |
| Free version | Yes | Yes |
| More features | ||
| Other features | Static HTML page cache on disk, Automatic cache clearing on content and option changes, Cache expiry with hourly cleanup, Image URL rewriting to WebP, Gzip and Brotli pre-compressed cache files, Separate cache versions for mobile devices, WP-CLI cache clearing commands, Cache size shown in the dashboard | Image compression through reSmush.it, WebP conversion of compressed images, Scheduled page cache preload, 404 error log with daily pruning, Gzip compression test, Spam comment review link, Unused CSS removal ($), Local hosting of Google Fonts ($) |
| Integrations | ||
| E-commerce | WooCommerce | — |
| Plugins | Autoptimize | — |
| Other | — | reSmush.it, checkgzipcompression.com, Cloudflare ($) |
| Requires WordPress | 5.1 | 4.9 |
| Requires PHP | 5.6 | 7.2 |
| Tested up to | 7.1 | 7.1 |
| Phones home | No | No |
| External services | — | checkgzipcompression.com, api.resmush.it, plugins.svn.wordpress.org, teamupdraft.com |