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Opening the first circles

Move together, without the noise

You show up for people, not for numbers — for circles of people you actually know.

Start a circle

We’ll text you · the app runs on iPhone

Joining someone’s circle with a code?

What kin is, and what it isn’t

What kin is not

Not a fitness app telling you who to be

No coaching, no plans, no performance targets.

Not a game built on competition

No leaderboards, no streaks, no points.

Not a social network chasing attention

No likes, no followers, no public profiles.

What kin is

Circles of up to five people who show up with you

Private by default. People you actually know.

Runs, walks, and rides — shared quietly

Movement shared without performing for anyone.

Challenges that invite, never demand

Your circle sets the pace. Not the app.
Movement doesn’t need an audience. It needs a witness.

presence over performance

Start a circle

Create a private circle of up to five, and invite the people you already move with — friends, family, training partners.

Move at your pace

Log runs, walks, rides, or rest days. Connect your watch, your tracker, or just check in.

See your people

Your circle’s rhythm shows up quietly. No rankings, no streaks — just the steady presence of people who care.

Works with Garmin, Apple Watch, and Oura.

Start with the people you already trust.

Start one of the first circles

kin opens circle by circle, with a real person setting each one up. Leave your number and we’ll text you.

Start a circle

We’ll text you · the app runs on iPhone

Joining someone’s circle with a code?