Calculators & Knowledge for the Outdoors

Choose your outdoor discipline:

CLIMBING
BOULDERING

MOUNTAINEERING
WALKING

CYCLING
MTB & ROAD BIKE

SKIING
SKI TOURING

RUNNING
TRAINING

Climbing & Bouldering

Climbing Grades
Converter

Climbing Shoes
Size Guide

Impact Force
Climbing Fall

Via Ferrata
Grades

Slacklining
Forces

Mountaineering & Walking

Walking Pole
Size

Map Scale
Converter

High Altitude
Conditions

Barometric
Forecast

Wind Chill
Factor

Lightning
Distance

Cycling, MTB & Road Bike

Bicycle
Tyre Pressure

Road Bike
Tyre Pressure

MTB
Tyre Pressure

MTB
Trail Grades

Cycling Wattage &
Power-to-weight ratio

Skiing & Ski Touring

Nordic Ski Pole
Size

Map Scale
Converter

Wind Chill
Factor

Barometric
Forecast

Munter
Avalanche Method

Running, Fitness & Training

Nordic Walking
Pole Size

Calories
burned

Hydration
Requirement