iPhone · Apple Watch · Widgets

The best time for a
walk, today.

Walk When scores every hour of your local forecast and shows you the windows worth heading out for. Open it, glance, go.

No account. No ads. No tracking.

Walk When showing the best time to walk in San Francisco

Three steps, then you are out the door

No more reading hourly forecasts and guessing. Walk When does the math.

1

Set your spot

Use your location or search any city. Your forecast loads in a tap.

2

We score the day

Every hour is rated on feels-like temperature, rain chance, and wind.

3

Head out

Glance at the best window and a few good alternatives, then go.

See it in action

See today's best window at a glance, then fine-tune exactly how it scores.

Best walk window for tomorrow with good alternatives below
Walk windows for Toronto with saved cities across the top
Settings for weather priority, walking hours, and walk duration
Settings for air quality, pollen, and notifications

Tuned to the way you actually walk

Set what matters to you, and the scores follow.

🎯

Pick what matters

Balanced, Sunniest, Warmest, Coolest, Driest, or Calmest. Set your favorite temperature and the hours you like to walk.

📲

Right on your Home Screen

Home Screen and Lock Screen widgets show your next great window without opening the app.

⌚️

On your wrist

An Apple Watch app and complications give you a quick check from your wrist.

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Just ask Siri

Say "When should I walk?" and get an instant answer, hands-free.

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Health-aware

Optional UV, air-quality, and pollen filters screen out the rough hours for you.

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Private and free

No account, no ads, no tracking. Your location is only used to fetch the forecast.

Find your next walk window

Free on the App Store. Works on iPhone and Apple Watch.

Download on the App Store