diff --git a/apps.json b/apps.json
index c1e727abd..8e3446543 100644
--- a/apps.json
+++ b/apps.json
@@ -3146,7 +3146,6 @@
     {"name":"stepo.kit.js","url":"stepo.kit.js"},
     {"name":"gps.kit.js","url":"gps.kit.js"},
     {"name":"digi.kit.js","url":"digi.kit.js"},
-    {"name":"heart.kit.js","url":"heart.kit.js"},
     {"name":"swatch.kit.js","url":"swatch.kit.js"},
     {"name":"compass.kit.js","url":"compass.kit.js"},
     {"name":"kitchen.img","url":"kitchen.icon.js","evaluate":true}
diff --git a/apps/kitchen/README.md b/apps/kitchen/README.md
index d847adabc..ef8ee826f 100644
--- a/apps/kitchen/README.md
+++ b/apps/kitchen/README.md
@@ -76,6 +76,9 @@ The following buttons depend on which face is currently in use
 ## Heart
 ![](screenshot_heart.jpg)
 - A simple heart rate monitor, at present the app is just showing the raw value from HRM.bpm
+- This is an experimental app and not installed by default. The
+  heart.kit.js file can be uploaded via the Espruino IDE if you want
+  to try it out.  Then reload the App.
 - BTN1, long press, turn heart rate monitor on / off
 
 ## Waypointer