Astraware Sudoku - It's a different kind of Zen

Step-By-Step Solution:

Initial Grid

                    
First step - add in all possible valid pencilmarks.




Number 4 is the only value possible in cell (8,3).









Number 4 is the only value possible in cell (9,4).









Number 3 is the only value possible in cell (1,4).









Number 9 is the only value possible in cell (7,4).









Number 8 is the only value possible in cell (3,5).









Number 3 is the only value possible in cell (7,5).









Number 4 is the only value possible in cell (1,6).









Number 5 is the only value possible in cell (3,6).









Number 2 is the only value possible in cell (9,6).









Number 6 is the only value possible in cell (2,7).









Number 5 is the only value possible in cell (2,1).









Number 5 is the only value possible in cell (8,9).









For row 2, number 4 is only possible in cell (3,2)









For row 9, number 4 is only possible in cell (7,9)









For row 9, number 6 is only possible in cell (9,9)









For row 2, number 2 is only possible in cell (6,2)









For row 1, number 3 is only possible in cell (3,1)









For column 3, Number 6 is only possible in cell (3,3)









For row 8, number 3 is only possible in cell (5,8)









For row 8, number 6 is only possible in cell (4,8)









For row 1, number 6 is only possible in cell (7,1)









Number 7 is the only value possible in cell (7,2).









Number 1 is the only value possible in cell (1,2).









Number 7 is the only value possible in cell (1,1).









Number 5 is the only value possible in cell (4,2).









Number 6 is the only value possible in cell (5,2).









Number 1 is the only value possible in cell (4,4).









Number 8 is the only value possible in cell (4,1).









Number 1 is the only value possible in cell (9,1).









Number 1 is the only value possible in cell (5,3).









Number 8 is the only value possible in cell (9,3).









Number 5 is the only value possible in cell (5,4).









Number 7 is the only value possible in cell (9,8).









Number 1 is the only value possible in cell (3,8).









Number 8 is the only value possible in cell (6,8).









Number 7 is the only value possible in cell (6,6).









Number 8 is the only value possible in cell (5,6).









Number 7 is the only value possible in cell (5,7).









Number 2 is the only value possible in cell (7,8).









Number 8 is the only value possible in cell (7,7).









Number 2 is the only value possible in cell (1,7).









Number 8 is the only value possible in cell (1,9).









Number 7 is the only value possible in cell (3,9).









Number 1 is the only value possible in cell (6,9).