Free Tools
Free, no-signup tools to help you plan lighter, smarter trips — backed by common community benchmarks, not guesswork.
Backpacking Pack Weight Calculator Add up your gear to see base weight vs total pack weight, compare against lightweight and ultralight benchmarks, and find the easiest grams to cut. Open tool → Sleeping Bag Temperature Calculator Tell us the overnight low, your sleeper type and setup to get the ISO 23537 Comfort rating to shop for — and what Comfort, Limit and Extreme really mean. Open tool → Hike Time Estimator Enter a route’s distance and ascent and pick your pace to estimate walking time using Naismith’s Rule — plus a realistic window once you add breaks. Open tool →