Free Hiking Calculators

Quick, free tools to plan your hike — estimate how many calories you'll burn, work out your pack base weight, and predict how long a route will take. No signup, instant results.

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Hiking Calorie Calculator

Estimate the calories you burn on a hike from your weight, pack, distance and elevation gain.

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Base Weight Calculator

Add up your gear to find your backpacking base weight and see how you rank: ultralight, lightweight or traditional.

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Hiking Time Calculator

Predict how long a hike will take from distance and ascent, using Naismith's rule.

Plan the whole hike for free

These calculators give you quick estimates. When you're ready to plan the full trip — day-by-day route, your complete gear list with weights, and trail food — do it all in one place with the free HikeLoad planner, or browse trail guides with GPX downloads and the gear weight database.