Update README.md

README.md

@@ -10,6 +10,17 @@ It is a self-hosted monitoring tool like "Uptime Robot".
 
 <img src="https://louislam.net/uptimekuma/1.jpg" width="512" alt="" />
 
+## 🥔 Live Demo
+
+Try it!
+
+https://demo.uptime.kuma.pet
+
+It is a 5 minutes live demo, all data will be deleted after that. The server is located at Tokyo, if you live far away from here, it may affact your experience. I suggest that you should install to try it.
+
+VPS is sponsored by Uptime Kuma sponsors on Open Collective! Thank you so much!
+
+
 ## ⭐ Features
 
 * Monitoring uptime for HTTP(s) / TCP / Ping / DNS Record.