Refcat/Sudoku Universe / 数独宇宙/ScreenshotsUI reference · gameGameplayGameplay · Screenshots · Sudoku Universe / 数独宇宙Added to Refcat Oct 17, 2026PatternsCasualIndiePuzzleStrategyRelaxingMinimalistAbstractAtmosphericComponentslistExplore real product flowsScreenshotsExplore the full catalog
