heartrate.ss-z.com

Stay close to one person — their heartbeat, and how their day really went.

Now in TestFlight.

Live heart rate

See a friend’s heartbeat in real time, straight from their Apple Watch.

Daily check-in

Steps, sleep, and a warm one-liner about how yesterday went — visible to just the two of you.

Private by design

No feeds, no ads, no audience. Just you and one person who cares.