It is the most common localization plugin for WordPress, and it’s used on millions of websites. It allows you to translate text in all plugins and themes on your website, and also gives you the ability to create language-specific versions of all posts, pages and other content types.
WPML is a premium plugin that comes in three different versions, ranging in price from $29 to $195. The most expensive version includes a lifetime of upgrades, while the two cheaper versions come with free upgrades for one year and require a paid renewal if you want to receive upgrades past that point. All price tiers allow you to install WPML on an unlimited number of sites. WPML can be purchased through the official WPML website.