diff --git a/apps/compass/ChangeLog b/apps/compass/ChangeLog
new file mode 100644
index 000000000..efd778c72
--- /dev/null
+++ b/apps/compass/ChangeLog
@@ -0,0 +1,2 @@
+0.01: New App!
+0.02: Show text if uncalibrated
\ No newline at end of file
diff --git a/apps/compass/compass.js b/apps/compass/compass.js
index 10895e3cd..a014d79ff 100644
--- a/apps/compass/compass.js
+++ b/apps/compass/compass.js
@@ -1,34 +1,43 @@
-g.clear();
-g.setColor(0,0.5,1);
-g.fillCircle(120,130,80,80);
-g.setColor(0,0,0);
-g.fillCircle(120,130,70,70);
-
-function arrow(r,c) {
-  r=r*Math.PI/180;
-  var p = Math.PI/2;
-  g.setColor(c);
-  g.fillPoly([
-    120+60*Math.sin(r), 130-60*Math.cos(r),
-    120+10*Math.sin(r+p), 130-10*Math.cos(r+p),
-    120+10*Math.sin(r+-p), 130-10*Math.cos(r-p),
-    ]);
-}
-
-var oldHeading = 0;
-Bangle.on('mag', function(m) {
-  if (!Bangle.isLCDOn()) return;
-  g.setFont("6x8",3);
-  g.setColor(0);
-  g.fillRect(70,0,170,24);
-  g.setColor(0xffff);
-  g.setFontAlign(0,0);
-  g.drawString(isNaN(m.heading)?"---":Math.round(m.heading),120,12);
-  g.setColor(0,0,0);
-  arrow(oldHeading,0);
-  arrow(oldHeading+180,0);
-  arrow(m.heading,0xF800);
-  arrow(m.heading+180,0x001F);
-  oldHeading = m.heading;
-});
-Bangle.setCompassPower(1);
+g.clear();
+g.setColor(0,0.5,1);
+g.fillCircle(120,130,80,80);
+g.setColor(0,0,0);
+g.fillCircle(120,130,70,70);
+
+function arrow(r,c) {
+  r=r*Math.PI/180;
+  var p = Math.PI/2;
+  g.setColor(c);
+  g.fillPoly([
+    120+60*Math.sin(r), 130-60*Math.cos(r),
+    120+10*Math.sin(r+p), 130-10*Math.cos(r+p),
+    120+10*Math.sin(r+-p), 130-10*Math.cos(r-p),
+    ]);
+}
+
+var oldHeading = 0;
+Bangle.on('mag', function(m) {
+  if (!Bangle.isLCDOn()) return;
+  g.setFont("6x8",3);
+  g.setColor(0);
+  g.fillRect(0,0,230,40);
+  g.setColor(0xffff);
+  if (isNaN(m.heading)) {
+    g.setFontAlign(-1,-1);
+    g.setFont("6x8",2);
+    g.drawString("Uncalibrated",50,12);
+    g.drawString("turn 360° around",25,26);
+  }
+  else {
+    g.setFontAlign(0,0);
+    g.setFont("6x8",3);
+    g.drawString(Math.round(m.heading),120,12);
+  }
+  g.setColor(0,0,0);
+  arrow(oldHeading,0);
+  arrow(oldHeading+180,0);
+  arrow(m.heading,0xF800);
+  arrow(m.heading+180,0x001F);
+  oldHeading = m.heading;
+});
+Bangle.setCompassPower(1);