diff --git a/apps.json b/apps.json
index b1ac963ee..dc3c95e61 100644
--- a/apps.json
+++ b/apps.json
@@ -576,7 +576,7 @@
   { "id": "widbat",
     "name": "Battery Level Widget",
     "icon": "widget.png",
-    "version":"0.06",
+    "version":"0.07",
     "description": "Show the current battery level and charging status in the top right of the clock",
     "tags": "widget,battery",
     "type":"widget",
@@ -587,7 +587,7 @@
   { "id": "widlock",
     "name": "Lock Widget",
     "icon": "widget.png",
-    "version":"0.02",
+    "version":"0.03",
     "description": "On devices with always-on display (Bangle.js 2) this displays lock icon whenever the display is locked",
     "tags": "widget,lock",
     "type":"widget",
@@ -632,7 +632,7 @@
   { "id": "widbt",
     "name": "Bluetooth Widget",
     "icon": "widget.png",
-    "version":"0.04",
+    "version":"0.05",
     "description": "Show the current Bluetooth connection status in the top right of the clock",
     "tags": "widget,bluetooth",
     "type":"widget",
@@ -1143,7 +1143,7 @@
   { "id": "widpedom",
     "name": "Pedometer widget",
     "icon": "widget.png",
-    "version":"0.13",
+    "version":"0.14",
     "description": "Daily pedometer widget",
     "tags": "widget",
     "type":"widget",
diff --git a/apps/widbat/ChangeLog b/apps/widbat/ChangeLog
index 128cee034..138ed64e6 100644
--- a/apps/widbat/ChangeLog
+++ b/apps/widbat/ChangeLog
@@ -3,3 +3,4 @@
 0.04: Ensure redrawing works with variable size widget system
 0.05: Fix regression stopping correct widget updates
 0.06: Use 'g.theme' (requires bootloader 0.23)
+0.07: Move CHARGING variable to more readable string
diff --git a/apps/widbat/widget.js b/apps/widbat/widget.js
index 95fad1b20..3fb07a099 100644
--- a/apps/widbat/widget.js
+++ b/apps/widbat/widget.js
@@ -1,5 +1,4 @@
 (function(){
-  var CHARGING = 0x07E0;
 
   function setWidth() {
     WIDGETS["bat"].width = 40 + (Bangle.isCharging()?16:0);
@@ -9,14 +8,14 @@
     var x = this.x, y = this.y;
     g.reset();
     if (Bangle.isCharging()) {
-      g.setColor(CHARGING).drawImage(atob("DhgBHOBzgc4HOP////////////////////3/4HgB4AeAHgB4AeAHgB4AeAHg"),x,y);
+      g.setColor("#0f0").drawImage(atob("DhgBHOBzgc4HOP////////////////////3/4HgB4AeAHgB4AeAHgB4AeAHg"),x,y);
       x+=16;
     }
     g.setColor(g.theme.fg);
     g.fillRect(x,y+2,x+s-4,y+21);
     g.clearRect(x+2,y+4,x+s-6,y+19);
     g.fillRect(x+s-3,y+10,x+s,y+14);
-    g.setColor(CHARGING).fillRect(x+4,y+6,x+4+E.getBattery()*(s-12)/100,y+17);
+    g.setColor("#0f0").fillRect(x+4,y+6,x+4+E.getBattery()*(s-12)/100,y+17);
   }
   Bangle.on('charging',function(charging) {
     if(charging) Bangle.buzz();
diff --git a/apps/widbt/ChangeLog b/apps/widbt/ChangeLog
index 59dc603a9..e639f4044 100644
--- a/apps/widbt/ChangeLog
+++ b/apps/widbt/ChangeLog
@@ -1,3 +1,4 @@
 0.02: Tweaks for variable size widget system
 0.03: Ensure redrawing works with variable size widget system
 0.04: Fix automatic update of Bluetooth connection status
+0.05: Make Bluetooth widget thinner, and when on a bright theme use light grey for disabled color
diff --git a/apps/widbt/widget.js b/apps/widbt/widget.js
index 0dac82e76..89a3cbdb8 100644
--- a/apps/widbt/widget.js
+++ b/apps/widbt/widget.js
@@ -2,10 +2,10 @@
   function draw() {
     g.reset();
     if (NRF.getSecurityStatus().connected)
-      g.setColor(0,0.5,1);
+      g.setColor("#07f");
     else
-      g.setColor(0.3,0.3,0.3);
-    g.drawImage(atob("CxQBBgDgFgJgR4jZMawfAcA4D4NYybEYIwTAsBwDAA=="),10+this.x,2+this.y);
+      g.setColor(g.theme.bg ? "#AAA" : "#555");
+    g.drawImage(atob("CxQBBgDgFgJgR4jZMawfAcA4D4NYybEYIwTAsBwDAA=="),2+this.x,2+this.y);
   }
   function changed() {
     WIDGETS["bluetooth"].draw();
@@ -13,5 +13,5 @@
   }
   NRF.on('connect',changed);
   NRF.on('disconnect',changed);
-  WIDGETS["bluetooth"]={area:"tr",width:24,draw:draw};
+  WIDGETS["bluetooth"]={area:"tr",width:15,draw:draw};
 })()
diff --git a/apps/widlock/ChangeLog b/apps/widlock/ChangeLog
index 4c101acb8..3b1436feb 100644
--- a/apps/widlock/ChangeLog
+++ b/apps/widlock/ChangeLog
@@ -1,2 +1,3 @@
 0.01: First commit
 0.02: Handle new firmwares with 'lock' event
+0.03: Don't try to be fancy - just bail out on firmwares without a lock event
diff --git a/apps/widlock/widget.js b/apps/widlock/widget.js
index b8c3336dc..4c59e6575 100644
--- a/apps/widlock/widget.js
+++ b/apps/widlock/widget.js
@@ -1,12 +1,11 @@
 (function(){
-  Bangle.on(Bangle.isLocked?'lock':'lcdPower', function(on) {
-    WIDGETS["lock"].width = Bangle.isLocked()?0:16;
+  if (!Bangle.isLocked) return; // bail out on old firmware
+  Bangle.on("lock", function(on) {
+    WIDGETS["lock"].width = Bangle.isLocked()?16:0;
     Bangle.drawWidgets();
   });
-  if (Bangle.isLocked===undefined)
-    Bangle.isLocked = Bangle.isLCDOn;
-  WIDGETS["lock"]={area:"tl",width:Bangle.isLocked()?0:16,draw:function(w) {
-    if (!Bangle.isLocked())
+  WIDGETS["lock"]={area:"tl",width:Bangle.isLocked()?16:0,draw:function(w) {
+    if (Bangle.isLocked())
       g.reset().drawImage(atob("DhABH+D/wwMMDDAwwMf/v//4f+H/h/8//P/z///f/g=="), w.x+1, w.y+4);
   }};
 })()
diff --git a/apps/widpedom/ChangeLog b/apps/widpedom/ChangeLog
index ba198f889..1b431df93 100644
--- a/apps/widpedom/ChangeLog
+++ b/apps/widpedom/ChangeLog
@@ -10,3 +10,4 @@
 0.11: added getSteps() method for apps to retrieve step count
 0.12: Respect Quiet Mode
 0.13: Now use system color theme
+0.14: Improve memory usage
diff --git a/apps/widpedom/widget.js b/apps/widpedom/widget.js
index e73475526..17a442cb6 100644
--- a/apps/widpedom/widget.js
+++ b/apps/widpedom/widget.js
@@ -1,10 +1,5 @@
 (() => {
   const PEDOMFILE = "wpedom.json"
-  const DEFAULTS = {
-    'goal': 10000,
-    'progress': false,
-  }
-  const TAU = Math.PI*2;
   let lastUpdate = new Date();
   let stp_today = 0;
   let settings;
@@ -16,6 +11,10 @@
 
   function setting(key) {
     if (!settings) { loadSettings() }
+    const DEFAULTS = {
+      'goal': 10000,
+      'progress': false,
+    }
     return (key in settings) ? settings[key] : DEFAULTS[key];
   }
 
@@ -24,6 +23,7 @@
     const goal = setting('goal'), left = Math.max(goal-stps,0);
     const c = left ? "#00f" : "#090"; // blue or dark green
     g.setColor(c).fillCircle(this.x + half, this.y + half, half);
+    const TAU = Math.PI*2;
     if (left) {
       const f = left/goal; // fraction to blank out
       let p = [];
@@ -64,6 +64,7 @@
     }
     g.setFontAlign(0, 0); // align to x: center, y: center
     g.drawString(stps, this.x+width/2, this.y+19);
+    // on low bpp screens, draw 1 bit. Currently there is no getBPP so we just do it based on resolution
     g.drawImage(atob("CgoCLguH9f2/7+v6/79f56CtAAAD9fw/n8Hx9A=="),this.x+(width-10)/2,this.y+2);
   }
 
@@ -118,5 +119,6 @@
     if (pedomData.lastUpdate)
       lastUpdate = new Date(pedomData.lastUpdate);
     stp_today = pedomData.stepsToday|0;
+    delete pedomData;
   }
 })()