4.3
2023-07-23
・Regular update.
・Adjusted to more machine resolutions with improved display.
4.2
2022-03-06
・Regular update.
・Adjusted to iOS 15.
・Adjusted to more machine resolutions with improved display.
4.1
2021-10-25
・Regular update.
・Adjusted to iOS 15.
・Adjusted to more machine resolutions with improved display.
3.0
2020-04-04
Improved the display mode.
2.1
2019-09-30
Operates natively on more machines with improved display.
Icons were modified.
2.0
2014-06-15
Operates natively on more machines with improved display.
Now the most difficult 100 questions will be shown.