WPS Cleaner is a powerful plugin designed for WordPress users to effectively clean and optimize their websites. It offers two methods for cleaning: one-click cleaning for quick fixes and a case-by-case cleaning option for more tailored solutions. The plugin covers a wide range of cleaning tasks, including posts, comments, terms, options, extensions, themes, media, and files, each with dedicated tabs and specific cleaning features.

Key functionalities include the ability to clean revisions, drafts, and deleted posts, as well as manage orphaned and duplicated metadata. Users can also clean unused plugins and themes, manage media files, and even download backups of unused media. The plugin provides a detailed overview of database tables and their sizes, ensuring users maintain an optimized WordPress environment.