Ajax Search Lite vs Relevanssi
Compare WordPress plugins and tools side by side. Pick products with “Compare” in the software directory.
| Feature | Ajax Search Lite v4.14.7 · checked 23 Oct 2026 Free + paid · ★ 4.8/5 Visit Details | Relevanssi v4.28.5 · checked 23 Oct 2026 Free + paid · ★ 4.8/5 Visit Details |
|---|---|---|
| At a glance | ||
| Active installs | 70,000+ | 100,000+ |
| Last updated | October 19, 2026 | October 23, 2026 |
| Editions | Ajax Search Lite · Ajax Search Pro ($) | Relevanssi · Relevanssi Premium ($) |
| Pros | Live results as visitors type; Custom post types, custom fields and categories searched; Free, with WooCommerce price fields in results | Relevance-sorted results with partial-word matching; Compatibility modules for WooCommerce, Polylang, WPML and ACF; Search log and did-you-mean suggestions |
| Cons | Pro features need a paid licence; Upgrade prompts appear in the admin menu and sidebar; Google keyword suggestions call an external Google endpoint | Index tables can need hundreds of megabytes of database space; Some advanced features are only in Relevanssi Premium; Search log stores what visitors search for, which may need a privacy notice |
| Mentioned in our posts | 1 | 1 |
| More features | ||
| Other features | Live AJAX search results as the visitor types, Search by custom fields, Category and taxonomy search, Google keyword suggestions, Cached search results with hourly retention cron, WooCommerce price field in results, Upgrade to Pro menu item | Relevance-sorted search results, Custom search index table, Stop word list, Search log with optional IP recording, Did you mean block, Relevanssi admin menu with settings, Hooks into Premium-only features when installed ($) |
| Integrations | ||
| E-commerce | WooCommerce | WooCommerce |
| Plugins | WPML, Polylang, BuddyPress, Divi | Polylang, WPML, Advanced Custom Fields |
| Other | Google Suggest | — |
| Requires WordPress | 3.5 | 4.9 |
| Requires PHP | 7.4 | 7.1 |
| Tested up to | 7.1 | 7.1 |
| Phones home | No | No |
| External services | suggestqueries.google.com | — |
| Blocks | 1 | 1 |
| Custom tables | — | 3 |