Know how long you're outside.
Automatically.

The sun is up there whether you notice or not. Outside tracks the time you spend under it in the background — no check-ins, no phone-out moments. Just leave it in your pocket, and go be outdoors.

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01

No screen required

Outside does its job from your pocket. Less looking down at a phone, more looking up at the sky.

02

Built for real time outside

A walk, a run, an afternoon on a bench in the sun — GPS, light, and motion are quietly fused to know when you've stepped out.

03

A reason to step out

Set a daily outdoor goal and build a streak — a small nudge to close the laptop and get some sun on your face.

Why go outside

The sun does more for you than a notification ever will.

10–30 min

Sunlight & vitamin D

of midday sun a few times a week is generally enough for the body to produce a meaningful dose of vitamin D — no supplement required.

1 internal clock

Circadian rhythm

Morning daylight is one of the strongest cues your body uses to set its internal clock, which in turn shapes how well you sleep at night.

150 min / week

Movement

of moderate activity is the general health guideline for adults — a walk outside is one of the simplest ways to get there.

Lower cortisol

Mood & stress

Time spent outdoors is consistently linked to lower stress hormones and fewer symptoms of anxiety and low mood.

"Nature does not hurry, yet everything is accomplished." — Lao Tzu