LingvoApp

6/4/2018

2018-03-29 - Added notification of users about the new book.
2018-03-27 - Added a description of how to order a book for yourself.
2018-03-22 - Authorization was added to the cloud library using a Facebook account.
2018-03-20 - the algorithm of Ebbinghaus was added to create the word list for repetition.