Polylang vs Relevanssi
Compare WordPress plugins and tools side by side. Pick products with “Compare” in the software directory.
| Feature | Polylang v3.9.1 · checked 23 Oct 2026 Free + paid · ★ 4.7/5 Visit Details | Relevanssi v4.28.5 · checked 23 Oct 2026 Free + paid · ★ 4.8/5 Visit Details |
|---|---|---|
| At a glance | ||
| Active installs | 900,000+ | 100,000+ |
| Last updated | October 21, 2026 | October 23, 2026 |
| Editions | Polylang · Polylang Pro ($) | Relevanssi · Relevanssi Premium ($) |
| Pros | Unlimited languages with WordPress language packs; Language switcher widget and block; Language-specific URLs and multilingual sitemaps | Relevance-sorted results with partial-word matching; Compatibility modules for WooCommerce, Polylang, WPML and ACF; Search log and did-you-mean suggestions |
| Cons | Translation is manual in the free version; Machine translation and translated slugs need Pro; WooCommerce support is a separate add-on | 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 |
| Features (Translation plugins checklist) | ||
| Machine translation | Paid | — |
| SEO-friendly URLs | Yes | — |
| WooCommerce | No | — |
| Languages limit | unlimited | — |
| Free version | Yes | — |
| More features | ||
| Other features | Language switcher widget and block, Multilingual sitemaps, Language-specific URLs, Translated slugs (preview, Pro) ($), Shared slugs (preview, Pro) ($), DeepL machine translation (preview, Pro) ($) | Relevance-sorted search results, Custom search index table, Stop word list, Search log with optional IP recording, Did you mean block, Relevanssi admin menu with settings, Hooks into Premium-only features when installed ($) |
| Integrations | ||
| Storage | WP Offload Media Lite | — |
| E-commerce | — | WooCommerce |
| Plugins | Yoast SEO, Jetpack | Polylang, WPML, Advanced Custom Fields |
| Other | polylang.pro licence server ($) | — |
| Requires WordPress | 6.8 | 4.9 |
| Requires PHP | 7.4 | 7.1 |
| Tested up to | 7.1 | 7.1 |
| Phones home | No | No |
| External services | polylang.pro | — |
| Blocks | 2 | 1 |
| Custom tables | — | 3 |