===================================================================
--- original.js
+++ change.js
@@ -99,28 +99,34 @@
 LK.gui.top.addChild(scoreTxt);
 // Handle touch events to change snake direction
 game.down = function (x, y, obj) {
 	var head = snake.body[0];
-	if (x < head.x) {
-		snake.direction = {
-			x: -1,
-			y: 0
-		}; // Move left
-	} else if (x > head.x) {
-		snake.direction = {
-			x: 1,
-			y: 0
-		}; // Move right
-	} else if (y < head.y) {
-		snake.direction = {
-			x: 0,
-			y: -1
-		}; // Move up
-	} else if (y > head.y) {
-		snake.direction = {
-			x: 0,
-			y: 1
-		}; // Move down
+	var dx = x - head.x;
+	var dy = y - head.y;
+	if (Math.abs(dx) > Math.abs(dy)) {
+		if (dx > 0) {
+			snake.direction = {
+				x: 1,
+				y: 0
+			}; // Move right
+		} else {
+			snake.direction = {
+				x: -1,
+				y: 0
+			}; // Move left
+		}
+	} else {
+		if (dy > 0) {
+			snake.direction = {
+				x: 0,
+				y: 1
+			}; // Move down
+		} else {
+			snake.direction = {
+				x: 0,
+				y: -1
+			}; // Move up
+		}
 	}
 };
 // Update game logic
 game.update = function () {