diff --git a/apps/rest/ChangeLog b/apps/rest/ChangeLog
index 5453557bcb..de60dda1fd 100644
--- a/apps/rest/ChangeLog
+++ b/apps/rest/ChangeLog
@@ -1 +1,2 @@
 0.01: First Release
+0.02: Use built-in rounded-rect draw function, faster UI
\ No newline at end of file
diff --git a/apps/rest/metadata.json b/apps/rest/metadata.json
index bdce75cd60..6f9cd97abe 100644
--- a/apps/rest/metadata.json
+++ b/apps/rest/metadata.json
@@ -1,7 +1,7 @@
 { "id": "rest",
   "name": "Rest - Workout Timer App",
   "shortName":"Rest",
-  "version": "0.01",
+  "version": "0.02",
   "description": "Rest timer and Set counter for workout, fitness and lifting things.",
   "icon": "app.png",
   "screenshots": [{"url": "screenshot1.png"}, {"url": "screenshot2.png"}, {"url": "screenshot3.png"}],
diff --git a/apps/rest/rest.app.js b/apps/rest/rest.app.js
index aeb066e558..8564d8206e 100644
--- a/apps/rest/rest.app.js
+++ b/apps/rest/rest.app.js
@@ -1,18 +1,6 @@
 
 function roundRect (x1, y1, x2, y2, halfrad) {
-  const fullrad = halfrad + halfrad
-  const bgColor = g.getBgColor();
-  const fgColor = g.getColor();
-  g.fillRect(x1, y1, x2, y2);
-  g.setColor(bgColor).fillRect(x1, y1, x1 + halfrad, y1 + halfrad);
-  g.setColor(fgColor).fillEllipse(x1, y1, x1 + fullrad, y1 + fullrad);
-  g.setColor(bgColor).fillRect(x2 - halfrad, y1, x2, y1 + halfrad);
-  g.setColor(fgColor).fillEllipse(x2 - fullrad, y1, x2, y1 + fullrad);
-
-  g.setColor(bgColor).fillRect(x1, y2-halfrad, x1 + halfrad, y2);
-  g.setColor(fgColor).fillEllipse(x1, y2-fullrad, x1 + fullrad, y2);
-  g.setColor(bgColor).fillRect(x2 - halfrad, y2-halfrad, x2, y2);
-  g.setColor(fgColor).fillEllipse(x2 - fullrad, y2-fullrad, x2, y2);
+  g.fillRect({x:x1, y:y1, x2:x2, y2:y2, r: halfrad});
 }
 
 function center(r) {