Messages view

This is Radar Chat.

Leave Digital Messages in the Physical World.

Hyper-Local Communication

Leave a post somewhere in the world and others can only find it if they visit the same location.

Organized into Maps

Posts are organized into maps. Subscribe to maps that interest you, like foodtrucks, coffee, or garage-sales.

Configurable Loudness

Choose how “loud” your posts are, whether it be a long-lived whisper or a short-lived shout.

Words from Our Partners

“The Great Lakes Bay Region is running our STEM Passport program with Radar Chat in order to accelerate out-of-school time STEM learning, mitigate STEM access & equity barriers, and bolster family engagement in learning with their children.”

—Rich VanTol, Supervisor, School-Home-Community Partnerships & Out of School Time STEM Network Lead

Is Radar Chat free to use?

Absolutely. Create an account today and leave your digital mark on the world.


What is a post?

A post is something that is attached to a physical location: it can be a message, a business, or even a cool tree you found.


What kind of posts are on Radar Chat?

Conversations, food trucks, coffee shops, science museums, and even municipal cleanup data can be found on Radar Chat.


What content restrictions are in place?

Great question! Restrictions on content are detailed on the Terms of Service page. For the most part, be nice!

Get started

Try Radar Chat and start exploring.

Radar Chat aims to be the one-stop application for finding any information that is both time and location sensitive. Reserve your username and map while they're still available!

Try Radar Chat for Web