Requirement => All devices must be connected to the same Wi-Fi network

• The first step is to go to system preferences in your mac after
• That find sharing option in your system preferences

• And enable Remote Management in your sharing Tab

• Now you will have something like => Other users can manage your computer using the address 585.168.15.55 (Your IP address).
• now you can access http://your-ip:3000 and test your on any device connected to same wifi example ⇒ http://585.168.15.55:3000.