One 知り合い of mine has a really nice app for that: https://kanji-dojo.com/
It’s free even for iOS and the mode in which it asks you about a specific kanji is very natural.
One 知り合い of mine has a really nice app for that: https://kanji-dojo.com/
It’s free even for iOS and the mode in which it asks you about a specific kanji is very natural.