Use your arrow keys/Swipe to move the tiles. When two tiles with the same number touch, they merge into one! It's almost as if it's magic. However, magic is not real, nor is santa.
Based on 1024 by Veewo Studio and conceptually similar to Threes by Asher Vollmer.
Simply click on the logo at the top of the page, the spinny one, and scroll down until you see an option named "anti-Dave mode".
If the option does not appear perform this keyboard shortcut: (CTRL, SHIFT, R). This will force a refresh of the page bypassing the local cache of your browser.