Pack weight, daylight hours, food planning, water carry, hiking time, and fuel calculators.
Calculate your total pack weight from individual gear items. Categorizes weight into base weight, consumables, and worn weight to help you go ultralight.
Estimate sunrise, sunset, and total daylight hours for any date and latitude. Plan camp setup, hiking windows, and photography golden hours.
Calculate daily calorie needs and total food weight for backpacking trips. Accounts for activity level, body weight, and trip duration.
Calculate how much water to carry between water sources based on distance, exertion, temperature, and elevation. Never run dry on the trail.
Estimate hiking duration using Naismith's Rule: 1 hour per 3 miles plus 1 hour per 2,000 feet of elevation gain. Accounts for terrain and pack weight.
Calculate how much stove fuel to bring for your trip based on meals, boil times, and fuel type. Covers canister, alcohol, and white gas stoves.
Find optimal visit windows based on permit seasons, weather windows, and crowd levels. Enter latitude and elevation to get season recommendations.
Plan your fishing trip with cost estimates for bait, lures, licenses, and gear. Get species-specific tips and best fishing hours.
Estimate paddling time, stroke count, gear weight limits, and safety rating for kayak and canoe trips by distance and water type.
Plan bike touring trips with calorie needs, water requirements, gear weight budgets, daily cost estimates, and rest day recommendations.