9.4
2022-08-24
Update the note;
Update the mind map;
9.2.2
2021-09-15
Some bugs in Mind Map are fixed;
New feature: content with quiz!
9.1.4
2020-10-29
Update the database, mind maps are collected;
9.1.3
2020-09-20
Update the code;
9.1
2020-04-07
Update the code;
9.0.6
2020-03-31
Update the question bank and flash cards;
Update the content;
9.0.5
2019-11-28
Some bugs are fixed
9.0.4
2019-11-15
Some bugs on iOS 13 fixed;
9.0.3
2019-11-13
Update the reader;
Fix some bugs on iOS 13;
9.0.2
2019-09-20
Optimize the reader;
9.0.1
2019-09-11
Some bugs are fixed
9.0
2019-09-02
Update the content;
Optimize the code and some bugs are fixed;
8.9.9
2019-04-04
Update the flash cards;
Update the test bank;
8.9.3
2015-05-09
Update the test;
Optimize the search in the test;
Update the content;