From gym to crag: discover, log sends, join the community.
Chalk is the climbing app built for climbers who care about progression. Whether you're projecting your first V5, ticking sport routes across Europe, or tracking sessions at your local gym - Chalk gives you the tools to climb better and explore further.
DISCOVER ROUTES WORLDWIDE
Explore thousands of crags with interactive maps, detailed topo photos, and over a million routes. Search by grade, style, or location to plan your next trip. Check weather forecasts and find nearby accommodation - everything you need before you leave the ground.
TRACK EVERY SESSION
Log climbs with grades, outcomes, and photos. Chalk supports 13 international grading systems with automatic conversion - from Font to V-grade, YDS to UIAA - so your logbook works wherever you climb. Tag your sends, flashes, attempts, and projects, then review detailed session summaries.
ANALYZE YOUR PERFORMANCE
Visualize your progression with grade distribution charts, session trends, and performance timelines. See where you're improving, identify your strengths across disciplines, and set goals that push you forward.
ROUTE RADAR
Get personalized route suggestions based on your climbing history and ability. Route Radar analyzes your performance across disciplines and locations to surface routes you'll love - at the right grade for where you are now.
FIND & EXPLORE GYMS
Browse local climbing gyms with hours, pricing, amenities, and interactive floor plans. See color-coded routes by grade, check what's freshly set, and plan your next indoor session.
CONNECT WITH CLIMBERS
Share activities with friends, comment on sends, and build your climbing community. Control your privacy with granular settings - from fully public to friends-only or completely private.
GO OFFLINE
Download crags and routes for offline access. Head to remote walls without worrying about signal - your topos, route info, and logbook travel with you.
SYNC WITH THECRAG
Connect your theCrag account to sync ascents both ways. Your climbing history stays unified across platforms.
Chalk is free to use with core features. Chalk Pro unlocks offline downloads, advanced analytics, Route Radar, expanded route search, and full privacy controls.
Available on iOS, Android, and the web. One account, everywhere you climb.