RYB is Untested on macOS
RYB has not yet been tested on macOS.
About RYB
RYB is a logic puzzle game that plays like a combination of sudoku and minesweeper.

It has around 60 puzzles or so.

macOS Game Tests
RYB tested on macOS.
RYB was released natively on macOS, though it may not run on newer versions of macOS.
RYB hasn't been tested yet on macOS.