Duolingo Roll
Turn your bathroom into a classroom
競合・代替製品
Polish
Turn your browser into a powerful UX writing tool!
webtoapp.design
Convert your website into an app for Android and iOS
Flangapp
Convert your websites into mobile apps without coding
FlipWord
Intelligently integrate language learning into web browsing
Duolingify from Roshi.ai
Turn anything into a language lesson, instantly