Description: Duolingo is a free language-learning platform that offers over 100 total courses across more than 30 languages. The bite-sized lessons make it easy to learn a new language through fun, quick activities on your phone, tablet, or computer.
Type: software
Pricing: Freemium
Description: Udemy is an online learning platform that offers over 180,000 courses in topics like development, business, design, marketing, IT and software, personal development, photography, and more. Courses are created by expert instructors and can be accessed on demand.
Type: software
Pricing: Paid