diff --git a/apps/multidice/ChangeLog b/apps/multidice/ChangeLog
index 55ed99b4f..6b773d96b 100644
--- a/apps/multidice/ChangeLog
+++ b/apps/multidice/ChangeLog
@@ -27,3 +27,4 @@
 1.25: god I hope this works
 1.26: trying to add timeout after it's done buzzing... again
 1.27: OH GOD IT FINALLY WORKS
+1.28: increased vibration strength, added some comments, & some QOL
diff --git a/apps/multidice/app.js b/apps/multidice/app.js
index 474d8fb7c..d0f13ae7c 100644
--- a/apps/multidice/app.js
+++ b/apps/multidice/app.js
@@ -1,7 +1,8 @@
-var menu = true;
-const DICE_ARRAY = [0, 4, 6, 8, 10, 12, 20, 100];
+var menu = true; // default to have the selection menu open
+const DICE_ARRAY = [0, 4, 6, 8, 10, 12, 20, 100]; // 0 means nothing selected
 const SELECTION_ARRAY = [6, 0, 0, 0, 0, 0, 0, 0]; // default to selecting a single d20
 
+// function to draw the selection menu
 function drawMenu() {
 	
 	stringArr = new Array ("", "", "", "", "", "", "", "");
@@ -10,12 +11,16 @@ function drawMenu() {
 		if (SELECTION_ARRAY [i] != 0) {
 			
 			stringArr [i] = "" + DICE_ARRAY [SELECTION_ARRAY [i]];
+		} else {
+			
+			stringArr [i] = " . "; // more clearly defines where the user can tap
 		}
 	}
 	
 	g.clear();
 	g.setFont ("Vector", 40);
 	
+	// "   ".slice(-3) left-pads all numbers with spaces
 	g.drawString (("   " + stringArr [0]).slice (-3), 5, 10);
 	g.drawString (("   " + stringArr [1]).slice (-3), 5, 50);
 	g.drawString (("   " + stringArr [2]).slice (-3), 5, 90);
@@ -26,9 +31,10 @@ function drawMenu() {
 	g.drawString (("   " + stringArr [7]).slice (-3), 96, 130);
 }
 
+// function to change what dice is selected in the menu
 function touchHandler (button, xy) {
 	
-	if (! menu) {
+	if (! menu) { // if menu isn't open, open it & return
 		
 		menu = true;
 		drawMenu();
@@ -37,38 +43,37 @@ function touchHandler (button, xy) {
 	
 	if (xy.x <= 87) { // left
 		
-		if (xy.y <= 43) {
+		if (xy.y <= 43) { // first
 			
 			selection = 0;
-		} else if (xy.y <= 87) {
+		} else if (xy.y <= 87) { // second
 			
 			selection = 1;
-		} else if (xy.y <= 131) {
+		} else if (xy.y <= 131) { // third
 			
 			selection = 2;
-		} else {
+		} else { // fourth
 			
 			selection = 3;
 		}
 	} else { // right
 		
-		if (xy.y <= 43) {
+		if (xy.y <= 43) { // first
 			
 			selection = 4;
-		} else if (xy.y <= 87) {
+		} else if (xy.y <= 87) { // second
 			
 			selection = 5;
-		} else if (xy.y <= 131) {
+		} else if (xy.y <= 131) { // third
 			
 			selection = 6;
-		} else {
+		} else { // fourth
 			
 			selection = 7;
 		}
 	}
 	
-	// increment SELECTION_ARRAY [selection]
-	if (SELECTION_ARRAY [selection] == 7) {
+	if (SELECTION_ARRAY [selection] == SELECTION_ARRAY.length - 1) { // if last dice is selected, go back to first
 		
 		SELECTION_ARRAY [selection] = 0;
 	} else {
@@ -84,10 +89,14 @@ function accelHandler (xyz) {
 	if (xyz.diff >= 0.3) {
 		
 		menu = false;
-		mutex (rollDice);
+		mutex (rollDice).catch (() => {
+			
+			return; // not necessary, but prevents spamming the logs
+		});
 	}
 }
 
+// returns a resolved promise if no other mutex call is active, all further ones return a rejected one
 let lock = false;
 function mutex (functionRef) {
 	
@@ -111,6 +120,7 @@ function mutex (functionRef) {
 	});
 }
 
+// function to roll all selected dice, and display them
 function rollDice() {
 	
 	resultsArr = new Uint8Array (8);
@@ -144,16 +154,17 @@ function rollDice() {
 	return vibrate();
 }
 
+// triggers the vibration, then pauses before returning
 function vibrate() {
 	
 	return new Promise ((resolve, reject) => {
 		
-		return Bangle.buzz (50, 0.5).then ((value) => {
+		return Bangle.buzz (50, 1).then ((value) => {
 			
 			setTimeout (() => {
 				
 				resolve (value);
-			}, 150);
+			}, 200);
 		});
 	});
 }
diff --git a/apps/multidice/metadata.json b/apps/multidice/metadata.json
index f77e5fab8..c3c144890 100644
--- a/apps/multidice/metadata.json
+++ b/apps/multidice/metadata.json
@@ -1,7 +1,7 @@
 { "id": "multidice",
   "name": "multiple dice roller",
   "shortName":"multidice",
-  "version":"1.27",
+  "version":"1.28",
   "description": "roll anywhere from 1-8 dice at the same time",
   "icon": "app.png",
   "tags": "tool,game",