Looks like it may also impact puzzles
https://www.chess.com/forum/view/help-support/please-fix-chess-com-puzzles-on-ios-glitch-52755710
Looks like it may also impact puzzles
https://www.chess.com/forum/view/help-support/please-fix-chess-com-puzzles-on-ios-glitch-52755710
Not sure if this impacts earlier versions but there may be a castling bug on the app; pretty sure this is on the newest version.
https://www.chess.com/forum/view/help-support/movement-bug-in-castling-lesson-campaign-2-5
https://www.chess.com/forum/view/help-support/castling-queenside-bug-52702468
https://www.chess.com/forum/view/help-support/queenside-castle-bug-in-lessons