Khan Academy alternatives

Apps that do a similar job to Khan Academy, with a short note on how each one differs. None of them is better for everyone; it depends on what you need.

1. 

   Coursera

   Coursera Inc. · Free · ★ 4.3 (23.1k)

   Provides similar tools in this category with an alternative interface and option layout.

2. 

   Udemy

   Udemy, Inc. · Free · ★ 4.3 (71.7k)

   Provides similar tools in this category with an alternative interface and option layout.