Tap a trailhead — or anywhere. Your location works too.
Drag the slider and watch your reach bloom across the map in real time.
Swipe through real loops and out-and-backs with elevation, difficulty, and scenery.
Everything runs on your device — fast, private, and ready with no signal.
See a live near→far gradient of every trail reachable within your time, computed on-device.
Discrete out-and-backs and loops with elevation profiles, difficulty, and the scenery they pass.
Summit checks the daylight at your trailhead before you set off, so you know you'll be back before dark.
Live distance, pace and elevation on the Lock Screen — tracking keeps going with the screen locked.
Saved routes download their trail data so you can navigate and re-plan with zero signal.
No ads, no tracking, no account required. Your hikes stay on your device unless you choose to share one.
The core reach map and hike recording are free, forever.
Prices in USD; local pricing shown in the app. Cancel anytime in your App Store settings.
The app builds a graph of real trails and walks it with Tobler's hiking function — a well-studied model of how walking speed changes with slope — from your start point, entirely on your phone. Everything inside your time budget lights up, colored near→far, and discrete routes are extracted from the result.
Coverage is expanding region by region. If trails don't appear, the app points you to the nearest covered area. Trail data comes from OpenStreetMap, so genuinely unmapped trails won't show.
Yes. Once you grant location access, recording continues in the background and live stats stay on your Lock Screen and Dynamic Island for the whole hike.
It stays on your phone. There are no ads and no analytics or tracking SDKs, and planning, recording and saved routes need no account at all. Sharing a hike is the one feature that does — and a shared hike carries only a rough area, never your route. Read the privacy policy, it's short.