diff --git a/apps/pebble/ChangeLog b/apps/pebble/ChangeLog
index 0cba5a2b2..01f653f48 100644
--- a/apps/pebble/ChangeLog
+++ b/apps/pebble/ChangeLog
@@ -5,3 +5,4 @@
 0.05: Fix typo in settings - Purple
 0.06: Added dependancy on Pedometer Widget
 0.07: Fixed icon and ong file to 48x48
+0.08: Added theme options and optional lock symbol
diff --git a/apps/pebble/README.md b/apps/pebble/README.md
index 4b0233781..953db0ba7 100644
--- a/apps/pebble/README.md
+++ b/apps/pebble/README.md
@@ -4,11 +4,12 @@
 
 * Designed specifically for Bangle 2
 * A choice of 6 different background colous through its setting menu. Goto Settings, App/Widget settings, Pebble.
-* Supports the Light and Dark themes
+* Supports the Light and Dark themes (or set theme independently)
 * Uses pedometer widget to get latest step count
 * Dependant apps are installed when Pebble installs
 * Uses the whole screen, widgets are made invisible but still run in the background
 * When battery is less than 30% main screen goes Red
+* Optionally show a lock symbol when screen is locked (default off, enable in Settings)
 
 ![](pebble_screenshot.png)
 ![](pebble_screenshot2.png)
diff --git a/apps/pebble/metadata.json b/apps/pebble/metadata.json
index 4295d7507..eb049e78e 100644
--- a/apps/pebble/metadata.json
+++ b/apps/pebble/metadata.json
@@ -2,7 +2,7 @@
   "id": "pebble",
   "name": "Pebble Clock",
   "shortName": "Pebble",
-  "version": "0.07",
+  "version": "0.08",
   "description": "A pebble style clock to keep the rebellion going",
   "dependencies": {"widpedom":"app"},
   "readme": "README.md",
@@ -11,6 +11,7 @@
   "type": "clock",
   "tags": "clock",
   "supports": ["BANGLEJS", "BANGLEJS2"],
+  "allow_emulator": true,
   "storage": [
     {"name":"pebble.app.js","url":"pebble.app.js"},
     {"name":"pebble.settings.js","url":"pebble.settings.js"},
diff --git a/apps/pebble/pebble.app.js b/apps/pebble/pebble.app.js
index 106e09b82..062592e47 100644
--- a/apps/pebble/pebble.app.js
+++ b/apps/pebble/pebble.app.js
@@ -10,9 +10,10 @@ Graphics.prototype.setFontLECO1976Regular22 = function(scale) {
 
 const SETTINGS_FILE = "pebble.json";
 let settings;
+let theme;
 
 function loadSettings() {
-  settings = require("Storage").readJSON(SETTINGS_FILE,1)|| {'bg': '#0f0', 'color': 'Green'};
+  settings = require("Storage").readJSON(SETTINGS_FILE,1)|| {'bg': '#0f0', 'color': 'Green', 'theme':'System', 'showlock':false};
 }
 
 var img = require("heatshrink").decompress(atob("oFAwkEogA/AH4A/AH4A/AH4A/AE8AAAoeXoAfeDQUBmcyD7A+Dh///8QD649CiAfaHwUvD4sEHy0DDYIfEICg+Cn4fHICY+DD4nxcgojOHwgfEIAYfRCIQaDD4ZAFD5r7DH4//kAfRCIZ/GAAnwD5p9DX44fTHgYSBf4ofVDAQEBl4fFUAgfOXoQzBgIfFBAIfPP4RAEAoYAB+cRiK/SG4h/WIBAfXIA7CBAAswD55AHn6fUIBMCD65AHl4gCmcziAfQQJqfQQJpiDgk0IDXxQLRAEECaBM+QgRYRYgUIA0CD4ggSQJiDCiAKBICszAAswD55AHABKBVD7BAFABIqBD5pAFABPxD55AOD6BADiIAJQAyxLABwf/gaAPAH4A/AH4ARA=="));
@@ -44,15 +45,15 @@ function draw() {
   g.fillRect(0, 0, w, h2 - t);
 
   // contrast bar
-  g.setColor(g.theme.fg);
+  g.setColor(theme.fg);
   g.fillRect(0, h2 - t, w, h2);
 
   // day and steps
-  if (settings.color == 'Blue' || settings.color == 'Red')
-    g.setColor('#fff'); // white on blue or red best contrast
-  else
-    g.setColor('#000'); // otherwise black regardless of theme
-
+  //if (settings.color == 'Blue' || settings.color == 'Red')
+  //  g.setColor('#fff'); // white on blue or red best contrast
+  //else
+  //  g.setColor('#000'); // otherwise black regardless of theme
+  g.setColor(theme.day);
   g.setFontLECO1976Regular22();
   g.setFontAlign(0, -1);
   g.drawString(da[0].toUpperCase(), w/4, ha); // day of week
@@ -60,16 +61,16 @@ function draw() {
 
   // time
   // white on red for battery warning
-  g.setColor(!batteryWarning ? g.theme.bg : '#f00');
+  g.setColor(!batteryWarning ? theme.bg : '#f00');
   g.fillRect(0, h2, w, h3);
 
   g.setFontLECO1976Regular42();
   g.setFontAlign(0, -1);
-  g.setColor(!batteryWarning ? g.theme.fg : '#fff');
+  g.setColor(!batteryWarning ? theme.fg : '#fff');
   g.drawString(timeStr, w/2, h2 + 8);
 
   // contrast bar
-  g.setColor(g.theme.fg);
+  g.setColor(theme.fg);
   g.fillRect(0, h3, w, h3 + t);
 
   // the bottom
@@ -79,15 +80,17 @@ function draw() {
   g.setColor(settings.bg);
   g.drawImage(img, w/2 + ((w/2) - 64)/2, 1, { scale: 1 });
   drawCalendar(((w/2) - 42)/2, 14, 42, 4, da[2]);
+  
+  drawLock();
 }
 
 // at x,y width:wi thicknes:th
 function drawCalendar(x,y,wi,th,str) {
-  g.setColor(g.theme.fg);
+  g.setColor(theme.fg);
   g.fillRect(x, y, x + wi, y + wi);
-  g.setColor(g.theme.bg);
+  g.setColor(theme.bg);
   g.fillRect(x + th, y + th, x + wi - th, y + wi - th);
-  g.setColor(g.theme.fg);
+  g.setColor(theme.fg);
 
   let hook_t = 6;
   // first calendar hook, one third in
@@ -107,6 +110,38 @@ function getSteps() {
   return '????';
 }
 
+function loadThemeColors() {
+  theme = {fg: g.theme.fg, bg: g.theme.bg, day: g.toColor(0,0,0)};
+  if (settings.theme === "Dark") {
+    theme.fg = g.toColor(1,1,1);
+    theme.bg = g.toColor(0,0,0);
+  }
+  else if (settings.theme === "Light") {
+    theme.fg = g.toColor(0,0,0);
+    theme.bg = g.toColor(1,1,1);
+  }
+  // day and steps
+  if (settings.color == 'Blue' || settings.color == 'Red')
+    theme.day = g.toColor(1,1,1); // white on blue or red best contrast
+}
+
+function drawLock(){
+  if (settings.showlock) {
+    if (Bangle.isLocked()){
+      g.setColor(theme.day);
+      g.setBgColor(settings.bg);
+      g.drawImage(atob("DhABH+D/wwMMDDAwwMf/v//4f+H/h/8//P/z///f/g=="), 1, 4);
+    } else {
+      g.setColor(settings.bg);
+      g.fillRect(0, 0, 20, 20);
+    }
+  }
+}
+
+Bangle.on('lock', function(on) {
+  drawLock();
+});
+
 g.clear();
 Bangle.loadWidgets();
 /*
@@ -116,6 +151,7 @@ Bangle.loadWidgets();
  */
 for (let wd of WIDGETS) {wd.draw=()=>{};wd.area="";}
 loadSettings();
+loadThemeColors();
 setInterval(draw, 15000); // refresh every 15s
 draw();
 Bangle.setUI("clock");
diff --git a/apps/pebble/pebble.settings.js b/apps/pebble/pebble.settings.js
index ff408907d..8a5fba63b 100644
--- a/apps/pebble/pebble.settings.js
+++ b/apps/pebble/pebble.settings.js
@@ -2,7 +2,7 @@
   const SETTINGS_FILE = "pebble.json";
 
   // initialize with default settings...
-  let s = {'bg': '#0f0', 'color': 'Green'}
+  let s = {'bg': '#0f0', 'color': 'Green', 'theme':'System', 'showlock':false}
 
   // ...and overwrite them with any saved values
   // This way saved values are preserved if a new version adds more settings
@@ -20,6 +20,7 @@
 
   var color_options = ['Green','Orange','Cyan','Purple','Red','Blue'];
   var bg_code = ['#0f0','#ff0','#0ff','#f0f','#f00','#00f'];
+  var theme_options = ['System', 'Light', 'Dark'];
   
   E.showMenu({
     '': { 'title': 'Pebble Clock' },
@@ -32,7 +33,24 @@
         s.color = color_options[v];
         s.bg = bg_code[v];
         save();
-      },
-    }
+      }
+    },
+    'Theme': {
+      value: 0 | theme_options.indexOf(s.theme),
+      min: 0, max: theme_options.length - 1,
+      format: v => theme_options[v],
+      onchange: v => {
+        s.theme = theme_options[v];
+        save();
+      }
+    },
+    'Show Lock': {
+      value: settings.showlock,
+      format: () => (settings.showlock ? 'Yes' : 'No'),
+      onchange: () => {
+        settings.showlock = !settings.showlock;
+        save();
+      }
+    },
   });
 })