Relevanssi vs Search Regex
Compare WordPress plugins and tools side by side. Pick products with “Compare” in the software directory.
| Feature | Relevanssi v4.28.5 · checked 23 Oct 2026 Free + paid · ★ 4.8/5 Visit Details | Search Regex v3.5.1 · checked 23 Oct 2026 Free · ★ 4.7/5 Visit Details |
|---|---|---|
| At a glance | ||
| Active installs | 100,000+ | 100,000+ |
| Last updated | October 23, 2026 | October 6, 2026 |
| Editions | Relevanssi · Relevanssi Premium ($) | Search Regex |
| Pros | Relevance-sorted results with partial-word matching; Compatibility modules for WooCommerce, Polylang, WPML and ACF; Search log and did-you-mean suggestions | Regex search across posts, comments, users, terms, options and meta; Saved presets for repeat searches; WP-CLI command available for scripted runs |
| Cons | Index tables can need hundreds of megabytes of database space; Some advanced features are only in Relevanssi Premium; Search log stores what visitors search for, which may need a privacy notice | Bulk replacements write to the database; mistakes are hard to undo; Only the core WordPress data sources are covered |
| Mentioned in our posts | 1 | — |
| More features | ||
| Other features | Relevance-sorted search results, Custom search index table, Stop word list, Search log with optional IP recording, Did you mean block, Relevanssi admin menu with settings, Hooks into Premium-only features when installed ($) | Regex search and replace, Choose sources: posts, comments, users, terms, options and meta, Save and import search presets, Tools screen for running searches, WP-CLI search-regex command |
| Integrations | ||
| E-commerce | WooCommerce | — |
| Plugins | Polylang, WPML, Advanced Custom Fields | — |
| Requires WordPress | 4.9 | 6.6 |
| Requires PHP | 7.1 | 7.4 |
| Tested up to | 7.1 | 7.1 |
| Phones home | No | No |
| Blocks | 1 | — |
| Custom tables | 3 | — |