The mountain has no bars. Your map shouldn't care.
Every skier knows the moment: top of an unfamiliar lift, wind picking up, the group waiting — and the trail app spinning on a signal that isn't there. Bonvo downloads resort data before you leave the hotel wifi. The map and your own run recording can then work without mobile service; live group updates still need a connection.
Download on the App StoreWhat "offline" means in Bonvo
A resort download can include map geometry, available run and lift details, and mapped points of interest. Coverage and detail vary by resort. The shared source snapshot dated 2026-07-13 contains 1,414 resorts, 52,667 mapped run segments and 11,823 lifts across 40 countries.
GPS doesn't need signal, so run tracking keeps working too: your speed, vertical and run data can be recorded in airplane mode. Live group positions do not update without connectivity; the last synchronized position may remain visible together with its sync time.
Built for the dead zones
Glacier bowls
High alpine sectors are the most reliably signal-free places in a resort — and the easiest to get lost in.
Tree runs
Forest sectors soak up what little signal there is, exactly where orientation matters most.
Valley dead spots
Long home runs often descend through valleys no tower reaches.
Abroad on roaming
Skiing in another country? Airplane mode plus an offline pack beats surprise roaming bills.
Know the mountain before first chair
Every offline map is backed by the same analysis you can browse on this site: run-by-run length, vertical and gradient, slope scores, and lift details. Start with the top-ranked resorts or find yours in the directory.
Download your resort before you lose signal.
Downloaded resort maps and your own run recording can work without mobile service. Live group positions require connectivity. Free to download; Premium features are available.