1
SearchWP Included
Indexes custom post meta and ACF fields on all plans.
95feature score
WordPress Search Plugins with Custom field search
Searches ACF and other custom fields. 8 of the 8 plugins we track include it.
2
Ajax Search Lite Included
Lite can search any custom field; Pro adds repeaters and special ACF field types.
84feature score
3
Relevanssi Included
Free version indexes all or selected custom fields.
82feature score
4
ElasticPress Included
Meta fields can be marked searchable and weighted in the dashboard.
88feature score
5
WP Search with Algolia Paid version Pro
Pro's Meta Field Mapper indexes ACF, Meta Box, CMB2 and post meta; free needs PHP filters.
84feature score
6
FiboSearch – Ajax Search for WooCommerce Paid version Pro
Pro searches custom fields with dedicated ACF support.
64feature score
7
Ivory Search Included
Free forms can search custom fields and metadata; excluding by field needs Pro.
61feature score
8
Jetpack Search Partial
Only allowlisted meta keys are indexed; others must be mapped with code.
57feature score