Peak Flow β the free outdoor route planner that really knows the mountains. Real trails, satellite snow, live webcams, voice navigation. No ads. No subscription. No premium.
πΊοΈ ROUTE PLANNING ON REAL TRAILS
Plan on marked hiking paths and singletrails with BRouter β no straight lines, only real trails. Distance, elevation gain and realistic time for every route. Drag waypoints or long-press to delete.
π°οΈ SATELLITE SNOW
See from daily Sentinel-2 imagery (~10 m) where snow and old snowfields still lie up high. If your route crosses a snowfield, Peak Flow shows the snow map automatically and warns you β so you know beforehand whether you'll need crampons or an ice axe.
πΉ LIVE WEBCAMS ALONG YOUR ROUTE (NEW)
One tap and you see every webcam along your tour at a glance, from start to finish. A live look at the summit before you even set off.
πΏ VEGETATION & AUTUMN COLOURS (NEW)
By satellite, see where it's lush green and where the slopes are already turning. Perfect for timing your most beautiful photo tours.
βοΈ SUN & SHADE THROUGH THE DAY (NEW)
Where does the sun rise, where does it set β and where is there still shade at 1 p.m.? Plan your ascent in the shade and the summit in the sun.
π§ NAVIGATION WITH VOICE GUIDANCE
Turn-by-turn prompts at junctions, warnings on steep sections, remaining time and distance in real time. The map rotates in your direction of travel β even offline.
ποΈ BERGKΓNIG β DEFEND YOUR TERRITORY
Collect peaks, passes and huts. Whoever visits a summit most often wears the crown. In every peak's info you see who currently holds it β become the BergkΓΆnig yourself and defend your title.
π 53,000+ PEAKS, HUTS & PASSES
Thousands of Alpine summits with SAC difficulty grade (T1βT6), elevation and description. Dangerous sections are coloured automatically right on the route.
π¦ WILDLIFE PROTECTION ZONES (NEW)
Does your route cross a protected area? Peak Flow lets you know β including the seasonal closure. For a respectful coexistence with nature.
π₯Ύ SURFACE CHECK (NEW)
How much trail, gravel and asphalt awaits you? Peak Flow breaks down every route by surface.
β°οΈ GRADIENT-COLOURED ELEVATION PROFILE
Colour-coded elevation profile β the steeper, the stronger the colour. Spot the tough climbs at a glance.
π€οΈ WEATHER & BEST TIME WINDOW
Live weather at the highest point of your route, 7-day forecast and the best weather window.
π§ WATER SOURCES
All drinking-water sources along your route β springs, fountains and water points. Perfect for long runs and multi-day tours.
π PACKING LIST WITH CALORIES & WATER (NEW)
Peak Flow calculates your calorie and water needs and suggests the right packing list. Never under-packed again.
π΄ CYCLING PROFILES
Road, gravel, MTB and e-bike with automatic gradient validation β no bikes on hiking trails.
β± TIME BUDGET
"What's possible in 4 hours?" Enter your available time and see which summits you can reach β including a snow check.
β PEAK WATCHLIST
Save peaks and see the weather traffic light: green (go), yellow (maybe), red (no). Find your best weather window.
πΊοΈ OFFLINE MAPS & 3D TERRAIN (NEW)
Saved routes work offline β even without signal on the mountain. Plus a 3D terrain view that brings every ridge to life.
π½ RACES & COMPETITIONS
Discover trail races and ultramarathons in your region β compare courses, distances and elevation profiles.
π€ GPX EXPORT & IMPORT
Export routes as GPX for Garmin, Suunto, Polar & Apple Watch. Import GPX tracks straight into the app.
π GERMAN & ENGLISH
Full language support β automatically detects your device language.
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COMPLETELY FREE
No ads. No subscription. No premium. Save routes, customise colours, sync settings β all free.
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Peak Flow β a one man show from the Kleinwalsertal, Austria ποΈ
Built by a trail runner, for trail runners.
Mountain & trail route planner: real trails, satellite snow, weather & GPX