Mobile applications, originally purposed for productivity assistance, are now being used for more than just playing Candy Crush or Words with Friends. The educational technology, or EdTech, industry-linked a few gems of their own and found that learning English online or through a mobile application, or app, can help children and adults learn languages.
Read more at:
https://bridge.edu/tefl/blog/the-new-frontier-of-teaching-english-interactive-global-virtual-and-innovative/?ref=eltbuzz
Actually they are the past and the present… The future will be based on them taking them to a new level of immersive learning. I say so as I have been using apps since 2015/6 …