What the Best filter plugin should be able to do?
- to filter by any possible criteria
- to filter any Post types (products, posts, cars, houses, recipes etc)
- support any kind of filter views (checkboxes, radio buttons, labels list, dropdowns, range)
- to be ready for use on mobile devices
- to work fast
- support AJAX
- and to be compatible with WordPress themes and popular plugins (ACF, WPML etc)