Offline Topo Maps

Offline Topo Maps (OTM) is a simpler version of our full-featured backcountry app, Gaia GPS. OTM is the best simple topo app on the App Store, with the best maps, and the best support. Get in touch with the six+ hikers that develop OTM at otm@gaiagps.com * download maps of the entire world - USGS topo maps and aerial imagery - OpenStreetMap-based topo and road maps of the world - USGS topos for Alaska and NRCan topos for Canada - highest resolution USGS topos on the App Store * fast, functional, stable, and easy-to-use for even novice hikers * mark waypoints and get guidance to and from places * use metric, imperial, or nautical units * display coordinates in Decimal, UTM, MGRS, DMS, or Decimal Minutes * fully auto-rotatable for widescreen maps and other views Warning: Continued use of GPS running in the background can dramatically decrease battery life.