onX Backcountry: Trail GPS App

Hiking, Skiing & Biking Maps

Free · In‑App Purchases

Discover new trails and backcountry skiing lines. Navigate through hikes, climbing routes, and mountain bike trails. Whether you’re scouting new terrain or navigating maps in the field, onX Backcountry is the ultimate app for offline outdoor recreation. Plan your hiking, skiing, mountain biking, or climbing activities with trustworthy data. Access HD topographic maps, GPS tracking, and trail reports to navigate confidently in unknown terrain. Toggle map layers to show nearby hazards such as wildfires or avalanches. Measure distance and elevation, and visualize your trip in 3D, even without cell service. Map out custom routes seamlessly with our snap-to-trail feature and prepare in granular detail by setting Waypoints and reviewing Slope data. View localized weather and hour-by-hour wind forecasts. Discover adventures nearby with 650,000+ miles of trails, 300,000+ rock climbs, and 4,000+ ski routes. Download 3D maps for offline use and leave a breadcrumb trail with Tracker to measure key trip stats. See in-depth terrain features with high definition topo maps and switch between Hike, MTB, Climb, or Ski Tour for an app that covers all your adventure needs. Navigate confidently with powerful map tools and go farther with onX Backcountry today. onX Backcountry Features: ▶ Ultimate GPS Map App for Outdoor Pursuits • Visualize terrain by viewing your maps in 3D, HD topo, satellite imagery, or hybrid • Map out custom routes for hiking, skiing, biking, and climbing • GPS tracking to know where you came from and share your adventure • Set Waypoints and access data on Slope Angle, Slope Aspect, and Trail Slope ▶ Map Modes for Every Adventure • Hiking – Trail lengths, difficulty levels, elevation, and real-time GPS • Backcountry skiing & snowboarding – Slope angles, SNOTEL data, and ATES layers • Mountain biking – Biking paths, difficulty ratings, trail conditions, and elevation • Rock climbing – Climbing routes, climb types, GPS tracking, and user reviews ▶ Navigate Offline without Cell Coverage • Download 3D maps with interactive trail data. Turn your phone into a handheld GPS • Track your location and follow the blue dot to get back to your starting point • Measure activity stats and view distance or elevation gain in seconds ▶ Scout Ahead & Stay Safe on your Trip • Use the compass to find your location and orient yourself • Access localized weather conditions, 7-day weather forecasts, and hourly wind data • Hike confidently with Trail Reports. Submit current conditions and trail closures • Plan ahead with ATES, wildfire, air quality, and smoke density layers Your Four-Season Outdoor App onX Backcountry brings everything you need for your outdoor adventures into one place. Download and start your next journey today! ▶ Free Trial Start a Premium trial for free when you install the app. Maximize your backcountry experience and access all of our best features for seven days. ▶ Premium & Elite Features • 650,000+ miles of running, hiking, backpacking, skiing, and mountain bike trails • 4,000+ backcountry skiing lines with guidebook descriptions • 300,000+ rock climbing routes with approach trails • Save unlimited 3D Offline Trail Maps to navigate without cell service • 24K topographic maps and 3D maps for the entire U.S. • 985 million acres of Public Land across the U.S. • 550,000 Recreation Icons: Trailheads, backcountry cabins, campgrounds, and more • Map data sourced from USFS, BLM, and NPS • Private Land Layer (ELITE ONLY): Property maps, land boundaries, land ownership, and acreage • Recent Imagery (ELITE ONLY): Detailed satellite imagery from the past two weeks ▶ Terms of Use: https://www.onxmaps.com/tou ▶ Privacy Policy: https://www.onxmaps.com/privacy-policy ▶ Feedback: If you have any trouble or have an idea of what you’d like to see in the maps next, please contact us at support@onxmaps.com. We’d love to hear from you.

  • 4.7
    out of 5
    5.1K Ratings

We improved user experience with a few bug fixes as well as preparing the app for future feature updates.

The developer, onXmaps, Inc., indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Used to Track You

    The following data may be used to track you across apps and websites owned by other companies:

    • Location
    • Contact Info
    • User Content
    • Search History
    • Browsing History
    • Identifiers
    • Usage Data
    • Diagnostics
  • Data Linked to You

    The following data may be collected and linked to your identity:

    • Location
    • Contact Info
    • User Content
    • Search History
    • Browsing History
    • Identifiers
    • Usage Data
    • Diagnostics

Privacy practices may vary, for example, based on the features you use or your age. Learn More

The developer has not yet indicated which accessibility features this app supports. Learn More

  • Seller
    • onXmaps, Inc.
  • Size
    • 438.5 MB
  • Category
    • Navigation
  • Compatibility
    Requires iOS 17.0 or later.
    • iPhone
      Requires iOS 17.0 or later.
    • iPad
      Requires iPadOS 17.0 or later.
    • Apple Vision
      Requires visionOS 1.0 or later.
  • Location
    • This app may use your location even when it isn’t open, which can decrease device battery life.
  • Languages
    • English
  • Age Rating
    4+
  • In-App Purchases
    Yes
    • Backcountry Premium Yearly $29.99
    • Backcountry Premium Yearly $29.99
    • Backcountry Elite Year (AS) $99.99
    • Backcountry Elite Monthly $14.99
    • Backcountry Elite Monthly $14.99
    • Backcountry Elite Year $99.99
    • Backcountry Elite Month (AS) $14.99
    • Backcountry Elite Year (AS) $99.99
    • Backcountry Premium Month (AS) $29.99
  • Copyright
    • © 2025 onXmaps, Inc