diff --git a/toggle-gdctl-scale b/toggle-gdctl-scale
new file mode 100755
index 0000000..d3f459d
--- /dev/null
+++ b/toggle-gdctl-scale
@@ -0,0 +1,19 @@
+#!/bin/bash
+
+# Check if gnome-shell is running as `gdctl` is GNOME only
+if ! pgrep -x "gnome-shell" > /dev/null; then
+    echo "Error: gnome-shell is not running."
+    return 1
+fi
+
+# Set scale explicitly to argument value.  
+if [ $# -eq 1 ]; then
+    gdctl set -LM Meta-0 --primary --scale $1
+else
+    # If no argument is given, toggle between 1.0 and 1.5 scales.
+    if gdctl show | grep -q "Scale: 1.0"; then
+        gdctl set -LM Meta-0 --primary --scale 1.5
+    else
+        gdctl set -LM Meta-0 --primary --scale 1
+    fi
+fi