diff --git a/bin/reminder b/bin/reminder
new file mode 100755
index 0000000..e93dbc5
--- /dev/null
+++ b/bin/reminder
@@ -0,0 +1,10 @@
+#!/usr/bin/env bash
+
+set -euo pipefail
+
+timespec="$1"
+message="$2"
+cmd="notify-send '$1' '$2'"
+
+echo "$cmd" | at -M "$timespec"
+atq