How I Use CalTopo in 2026

Learn Caltopo planning basics to build routes, analyze conditions, and share hikes with core features. Gear I'm Using Now: inReach: https://hkgy.co/inreach Hiking App: https://hkgy.co/app Watch: https://hkgy.co/watch Shoes: https://hkgy.co/shoes Pack: https://hkgy.co/backpack Rescue Insurance: https://hkgy.co/insurance Full Hiking Gear List (What I Use Now - Tested & Not Sponsored): https://hikingguy.com/gear More Hiking Content Website: https://hikingguy.com Patreon:   / hikingguy   Monthly Hiking News (free):   / hikingguy   Subscribe:    / hikingguy   CalTopo is free web-based mapping software for route planning and terrain analysis. It uses a layer system: base layers for topography and imagery, overlays for shaded relief and scanned maps, and condition layers for slope angle, sun exposure, fire history, active fires, cell coverage, and satellite imagery. Weather station data helps with real-time conditions. The platform works for day hikes and multi-day trips if you understand how to stack layers and read terrain. No app download required. Useful for checking snow conditions, avalanche risk, and trail accuracy before you commit to a route. 00:00 Plan Your Trip 04:30 Export Your Map 05:18 CalTopo Mobile App --- Disclaimer: Some of these links are affiliate links where I'll earn a small commission if you make a purchase at no additional cost to you. I only recommend gear I actually use and trust.