Free camping & hiking tools
Planning calculators that answer the questions every trip starts with: what to pack, how long it'll take, how much water, how warm a bag, and what the weather will do.
Trip Finder: Best Parks Near You This Month
Uses your location (or any address) to rank nearby parks by drive time and this month's hiking and camping weather.
Open toolCamping & Backpacking Packing List Generator
A checklist built for your trip type, nights, season and group size. Tick it off, print it, or save it.
Open toolTrail Weather Forecast & Hike Score
7-day forecast for any trailhead with a go/no-go hike score, heat, wind, storm and freezing-level warnings.
Open toolHiking Time Calculator
How long a hike will take from distance, elevation gain and pace, plus a turnaround time before dark.
Open toolHiking Water Calculator
How much water to carry for a hike based on duration, temperature, effort and body weight.
Open toolSleeping Bag & Pad Temperature Guide
Pick the bag rating and pad R-value you need for the lowest temperature you expect.
Open toolBackpack Size & Torso Fit Calculator
Find your pack size from torso length and hip size, and the right capacity for your trip.
Open toolSunrise, Sunset & Daylight Calculator
Sunrise, sunset, golden hour and usable daylight for any place and date.
Open toolCamp Meal & Food Weight Planner
Calories and food weight per day for your group, with a meal plan you can adjust.
Open toolRent vs Buy Camping Gear Calculator
Find the break-even point between renting and buying a tent, bag, pad and pack.
Open toolWind Chill & Heat Index Calculator
What the air really feels like on the trail, and when it becomes dangerous.
Open toolEvery tool runs in your browser and is free to use. Forecasts come from Open-Meteo; formulas are explained on each page.