Wappointment can be translated in the language of your choice and all of your widget texts can be customized in Wappointment > Settings > Appearance , that’s great when your site is in one language only.
Now if you want to work with multiple languages versions of your website, we found the perfect translation plugin that will work out of the box; and even better it is free!
TranslatePress for Multiples languages sites
It’s well rated, it’s simple to use, and it’s free, just go for it.
In no time you will be able to visually edit all of your sites’ texts from the frontend of your site.