{"app_store_id":1529165366,"slug":"onx-backcountry-3d-trail-maps-1529165366","name":"onX Backcountry: 3D Trail Maps","subtitle":"Offline Hiking & Biking GPS","icon_url":"https://is1-ssl.mzstatic.com/image/thumb/Purple211/v4/3e/ac/41/3eac4172-0d64-d1e3-f050-4a51fef6ea4c/AppIcon-Backcountry-0-0-1x_U007epad-0-1-0-0-sRGB-85-220.png/512x512bb.jpg","store_url":"https://apps.apple.com/us/app/onx-backcountry-3d-trail-maps/id1529165366?uo=4","price":0,"currency":"USD","rating":4.75878,"rating_count":6517,"in_app_purchases":true,"recent_rating":3.95,"recent_review_count":20,"reviews_checked_at":"2026-10-20T18:30:14.630Z","primary_genre":"Navigation","version_date":"2026-10-19T19:58:13Z","updated_at":"2026-10-20T18:30:14.630Z","stale":false,"missing_since":null,"one_liner":"Offline GPS navigation and 3D trail maps for hiking, biking, climbing, backpacking, and backcountry skiing trips.","verified_maker":false,"maker_site":null,"file_size_bytes":492387328,"minimum_os":"18.0","content_rating":"4+","language_count":1,"screenshots":["https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/10/5b/2c/105b2cc5-b9e9-bd1b-fff1-5d8c710c315d/BC_iOS6.9_Brand_Intro_SS1.png/320x480bb.jpg","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/b9/56/19/b95619fe-4f71-6a5c-f8ed-9ffb6bcda8b9/BC_iOS6.9_Brand_3DMaps_SS2.png/320x480bb.jpg","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/58/ba/6e/58ba6e68-43ed-1b02-16c8-97f6b0be1d3b/BC_iOS6.9_Brand_PlanSmarter_SS3.png/320x480bb.jpg","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/6b/28/ad/6b28ad9d-1cc7-782e-a362-dd76a7b20a2d/BC_iOS6.9_Brand_StudyTerrain_SS4.png/320x480bb.jpg","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/c7/9b/c8/c79bc89a-95dc-9f3c-df7a-9de044f66f74/BC_iOS6.9_Brand_DiscoverTrails_SS5.png/320x480bb.jpg","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/68/21/ed/6821ed3a-1c9d-3434-3c19-dd511100241d/BC_iOS6.9_Brand_BuildRoutes_SS6.png/320x480bb.jpg","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/0c/bb/32/0cbb32a3-dc84-8481-29c0-f00084c6998b/BC_iOS6.9_Brand_NavigateOffline_SS7.png/320x480bb.jpg","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/a2/3b/1b/a23b1b74-53d8-b760-6825-c2755d07e126/BC_iOS6.9_Brand_VisualizeSlopes_SS8.png/320x480bb.jpg"],"developer_name":"onXmaps, Inc.","editors_choice":false,"url":"https://apptierlist.com/apps/onx-backcountry-3d-trail-maps-1529165366/","api_url":"https://apptierlist.com/api/v1/apps/onx-backcountry-3d-trail-maps-1529165366","schema_version":"1.0","generated_at":"2026-10-22T09:40:27.352Z","data_as_of":"2026-10-22T06:46:12.676Z","description":"Scout new terrain and navigate in-field maps with the most comprehensive, intuitive four-season backcountry App. Trusted by guides and heralded by pros, onX Backcountry features 650,000+ miles of hiking and biking trails, 300,000+ rock climbs, and 4,000+ ski routes.\n\nWith interactive 3D Offline Maps, easy-to-use GPS navigation, and trustworthy mapping data, onX Backcountry gives you the tools to execute incredible outdoor adventures. Plan hiking, mountain biking, backpacking, or skiing trips with clarity on terrain, slope angle, and conditions.\n\nSwitch between activity-specific Map Modes. Toggle Map Layers to show nearby hazards such as wildfires or avalanche terrain. Study distance and elevation gain, locate free dispersed camping, and sync your map across devices before you even leave the house.\n\nMap out custom routes with our snap-to-trail feature and add Waypoints to points of interest. Review Slope Angle and Slope Aspect to evaluate the steepness and direction of terrain. View localized Weather, hour-by-hour Wind Forecasts, and Recent Satellite Imagery.\n\nDownload 3D Offline Maps so you can find your way back to camp, even without cell service. Leave a breadcrumb trail with Tracker to measure key trip stats.\n\nA great day starts with a better map. Go farther today with onX Backcountry.\n\nonX Backcountry Features:\n\n▶ Does onX Backcountry work without cell service?\nonX Backcountry is built for remote, offline GPS navigation. Download 3D Offline Maps and access interactive trail and Map Layer data. Navigate off-grid trails with confidence, see exactly where you are on satellite imagery, and track activity stats even without signal.\n\n▶ How can I find and track backcountry hiking trails?\nDiscover guidebook hiking trails or build custom routes based on key terrain features. Use route builder to plan backpacking trips with realistic expectations of time, distance, and elevation. Hike responsibly by checking private land, dispersed camping, active fire, and terrain Map Layers.\n\n▶ What mountain biking trails and features are available?\nPlan your next ride with detailed information on trail difficulty, elevation, and distance. Build your own MTB route or access thousands of expert-sourced trails. Download interactive maps for offline use and understand complex terrain using LiDAR Topo, Satellite, and Terrain Basemaps.\n\n▶ How can I plan rock climbs and backcountry ski tours?\nFind new climbs powered by Mountain Project and analyze your approach in 3D. View recent Snow Imagery, Beacon Guidebook routes, real-time Weather Forecasts, and Avalanche Simulator data. Evaluate slope risk with Avalanche Terrain Exposure Scale (ATES) maps.\n\n▶ How does onX Backcountry deliver better in-field maps?\nonX Backcountry is the only App with offline 3D, LiDAR-based Topo, intuitive route building, and proprietary Map Layers for conditions, cell coverage, and terrain. With four-season outdoor coverage and US-based customer support, access the most detailed maps for the backcountry.\n\n▶ Premium & Elite Membership\n• 650,000+ miles of hiking, backpacking, and mountain bike trails\n• 4,000+ backcountry skiing lines with guidebook descriptions\n• 300,000+ rock climbing routes with approach trails\n• 3D Offline Trail Maps to navigate without cell service\n• 985 million acres of Public Land across the U.S.\n• 550,000 Recreation Icons: Trailheads, backcountry cabins, campgrounds, and more\n• Map data sourced from USFS, BLM, and NPS\n• Private Land Layer (ELITE ONLY)\n• Recent Satellite Imagery (ELITE ONLY)\n\n▶ onX SOS:\nWhen something goes wrong in the field, onX SOS connects you to a 24/7 professional rescue team that coordinates help and covers rescue and evacuation costs.\n• Available as an add-on subscription for $49.99/year\n• Powered by Overwatch x Rescue (OxR)\n\n▶ Terms of Use: https://www.onxmaps.com/tou\n\n▶ Privacy Policy: https://www.onxmaps.com/privacy-policy\n\n▶ Feedback: Please contact us at support@onxmaps.com. We’d love to hear from you.","facts":{"developer_id":636558832,"developer_url":"https://www.onxmaps.com/","first_released":"2020-12-09T08:00:00Z","support_url":"https://onxbackcountry.zendesk.com/hc/en-us","privacy_url":"https://www.onxmaps.com/privacy-policy","website_url":"https://www.onxmaps.com/","app_version":"26.41.0","release_notes":"We improved user experience with a few bug fixes as well as preparing the app for future feature updates.","rating_current_version":4.75878,"rating_count_current_version":6517,"star_counts":[193,86,120,302,5816],"genres":["Navigation","Sports"],"languages":["EN"],"content_advisories":null,"device_families":["iphone","ipad"],"chart":{"name":"top-free Navigation","position":50}},"freshness":{"apple_read_at":"2026-10-20T18:30:14.630Z","catalog_read_at":"2026-10-20T18:30:14.630Z","reviews_checked_at":"2026-10-20T18:30:14.630Z","summary_written_at":"2026-10-18T06:05:12.216Z","placed_at":"2026-10-16T15:43:43.227Z","scored_at":"2026-10-22T06:46:12.676Z"},"editorial":{"one_liner":"Offline GPS navigation and 3D trail maps for hiking, biking, climbing, backpacking, and backcountry skiing trips.","what_is":"OnX Backcountry is a Navigation app for four-season outdoor activities, with interactive 3D Offline Maps, GPS navigation, and custom route building. The listing also describes Map Layers that show hazards such as wildfires and avalanche terrain, plus weather and satellite imagery. Trail, climbing, and ski route data are included.","good_for":["Hiking or backpacking trips where cell service is unavailable","Planning mountain bike rides with trail difficulty and elevation data","Checking slope angle and avalanche terrain before a backcountry ski tour"],"pricing":"onX Backcountry: 3D Trail Maps is free to download, with in-app purchases on the App Store.","faq":[{"q":"Does it work without cell service?","a":"Yes. You can download 3D Offline Maps and use trail and Map Layer data, GPS navigation, and activity tracking without signal."},{"q":"Which activities does it cover?","a":"The listing mentions hiking, mountain biking, backpacking, skiing, and rock climbing. It describes Map Modes for switching between activities and climbs powered by Mountain Project."}],"model":"claude-haiku-5-5","created_at":"2026-10-18T06:05:12.216Z"},"memberships":[{"list":"hiking-trail-finder","list_name":"hiking trail finder","list_status":"active","list_url":"https://apptierlist.com/best/hiking-trail-finder/","position":7,"tier":"A","score":83.8,"components":{"rating":94.9,"votes":78.2,"rank":62,"recency":100},"status":"active","review_status":"checked","list_ranking_status":"ranked","confidence":"normal","judged_at":"2026-10-16T15:43:43.227Z"},{"list":"topographic-mapping","list_name":"topographic mapping","list_status":"draft","list_url":null,"position":null,"tier":null,"score":68.3,"components":{"rating":94.9,"votes":78.2,"rank":0,"recency":100},"status":"active","review_status":"checked","list_ranking_status":"under_review","confidence":"provisional","judged_at":"2026-10-16T15:43:43.227Z"},{"list":"hiking-navigation","list_name":"hiking navigation","list_status":"active","list_url":"https://apptierlist.com/best/hiking-navigation/","position":9,"tier":"A","score":84.1,"components":{"rating":94.9,"votes":78.2,"rank":63.2,"recency":100},"status":"active","review_status":"checked","list_ranking_status":"ranked","confidence":"normal","judged_at":"2026-10-16T15:43:43.227Z"},{"list":"offline-navigation","list_name":"offline navigation","list_status":"active","list_url":"https://apptierlist.com/best/offline-navigation/","position":21,"tier":"C","score":68.3,"components":{"rating":94.9,"votes":78.2,"rank":0,"recency":100},"status":"active","review_status":"checked","list_ranking_status":"ranked","confidence":"provisional","judged_at":"2026-10-16T15:43:43.227Z"}],"main_list":"hiking-trail-finder","claim":{"status":"none","verified":false,"site_url":null,"verified_via":null,"verified_domain":null},"history":[{"id":147369,"at":"2026-10-17T15:03:13.406Z","kind":"tier_changed","list":"hiking-trail-finder","app_store_id":1529165366,"app":"onx-backcountry-3d-trail-maps-1529165366","from":null,"to":"A","reason":"score 68.3 to 83.9","job":"rescore"},{"id":147362,"at":"2026-10-17T15:03:13.406Z","kind":"tier_changed","list":"hiking-navigation","app_store_id":1529165366,"app":"onx-backcountry-3d-trail-maps-1529165366","from":null,"to":"A","reason":"score 68.3 to 84.1","job":"rescore"},{"id":129648,"at":"2026-10-16T15:56:47.163Z","kind":"tier_changed","list":"offline-navigation","app_store_id":1529165366,"app":"onx-backcountry-3d-trail-maps-1529165366","from":null,"to":"C","reason":"score 68.3","job":"rescore"},{"id":128870,"at":"2026-10-16T15:43:43.227Z","kind":"membership_added","list":"topographic-mapping","app_store_id":1529165366,"app":"onx-backcountry-3d-trail-maps-1529165366","from":null,"to":"active","reason":"Core 3D terrain maps show elevation, slope angle and aspect, and distance and elevation gain for backcountry trips.","job":"shadow"},{"id":128869,"at":"2026-10-16T15:43:43.227Z","kind":"membership_added","list":"offline-navigation","app_store_id":1529165366,"app":"onx-backcountry-3d-trail-maps-1529165366","from":null,"to":"active","reason":"Marketed for remote use without cell service, with downloadable 3D Offline Maps and GPS to find the way back to camp.","job":"shadow"},{"id":128868,"at":"2026-10-16T15:43:43.227Z","kind":"membership_added","list":"hiking-trail-finder","app_store_id":1529165366,"app":"onx-backcountry-3d-trail-maps-1529165366","from":null,"to":"active","reason":"Lets users scout new terrain and discover trails, with 650,000+ miles of hiking and biking trails, 300,000+ climbs, and 4,000+ ski routes.","job":"shadow"},{"id":128867,"at":"2026-10-16T15:43:43.227Z","kind":"membership_added","list":"hiking-navigation","app_store_id":1529165366,"app":"onx-backcountry-3d-trail-maps-1529165366","from":null,"to":"active","reason":"Built for GPS navigation on trails with snap-to-trail routes, waypoints, and a breadcrumb Tracker, across 650,000+ miles of hiking and biking trails.","job":"shadow"},{"id":125793,"at":"2026-10-16T09:50:49.464Z","kind":"app_added","list":null,"app_store_id":1529165366,"app":"onx-backcountry-3d-trail-maps-1529165366","from":null,"to":null,"reason":"discovered","job":"import"}],"explain":{"method":"Membership is decided by a model judging the App Store listing against the list's definition (and its excludes, for memberships placed or rechecked since they were added to the prompt); every verdict is listed with its date; the score is a plain average of the public components an app has (four, plus Apple's Editors' Choice badge as 100 where shown); nothing is purchasable.","lists":[{"list":"hiking-trail-finder","list_name":"hiking trail finder","status":"active","review_status":"checked","position":7,"tier":"A","score":83.8,"components":{"rating":94.9,"votes":78.2,"rank":62,"recency":100},"ranks":[{"country":"us","rank":6},{"country":"ca","rank":6}],"verdicts":[{"verdict":"keep","reason":"Lets users scout new terrain and discover trails, with 650,000+ miles of hiking and biking trails, 300,000+ climbs, and 4,000+ ski routes.","verifier":"claude-sonnet-5-5","decided_at":"2026-10-16T15:43:43.227Z","attempts":1,"current":true},{"verdict":"keep","reason":"Offers 650,000+ miles of trails for scouting and picking hikes, comparable to AllTrails and komoot in this list.","verifier":"list check","decided_at":"2026-10-16T15:43:43.227Z","attempts":1,"current":true}]},{"list":"topographic-mapping","list_name":"topographic mapping","status":"active","review_status":"checked","position":null,"tier":null,"score":68.3,"components":{"rating":94.9,"votes":78.2,"rank":0,"recency":100},"ranks":[],"verdicts":[{"verdict":"keep","reason":"Core 3D terrain maps show elevation, slope angle and aspect, and distance and elevation gain for backcountry trips.","verifier":"claude-sonnet-5-5","decided_at":"2026-10-16T15:43:43.227Z","attempts":1,"current":true},{"verdict":"keep","reason":"Provides terrain maps with elevation, slope angle and aspect for outdoor trip planning, matching CalTopo and Topo Maps+.","verifier":"list check","decided_at":"2026-10-16T15:43:43.227Z","attempts":1,"current":true}]},{"list":"hiking-navigation","list_name":"hiking navigation","status":"active","review_status":"checked","position":9,"tier":"A","score":84.1,"components":{"rating":94.9,"votes":78.2,"rank":63.2,"recency":100},"ranks":[{"country":"us","rank":2},{"country":"ca","rank":4}],"verdicts":[{"verdict":"keep","reason":"Built for GPS navigation on trails with snap-to-trail routes, waypoints, and a breadcrumb Tracker, across 650,000+ miles of hiking and biking trails.","verifier":"claude-sonnet-5-5","decided_at":"2026-10-16T15:43:43.227Z","attempts":1,"current":true},{"verdict":"keep","reason":"Core use is GPS navigation on hiking trails with offline maps, breadcrumb tracking and snap-to-trail routes, just like AllTrails and komoot.","verifier":"list check","decided_at":"2026-10-16T15:43:43.227Z","attempts":1,"current":true}]},{"list":"offline-navigation","list_name":"offline navigation","status":"active","review_status":"checked","position":21,"tier":"C","score":68.3,"components":{"rating":94.9,"votes":78.2,"rank":0,"recency":100},"ranks":[],"verdicts":[{"verdict":"keep","reason":"Marketed for remote use without cell service, with downloadable 3D Offline Maps and GPS to find the way back to camp.","verifier":"claude-sonnet-5-5","decided_at":"2026-10-16T15:43:43.227Z","attempts":1,"current":true},{"verdict":"keep","reason":"Downloadable 3D offline maps with GPS navigation without cell service are a central feature, like CalTopo and BaseMap.","verifier":"list check","decided_at":"2026-10-16T15:43:43.227Z","attempts":1,"current":true}]}]},"data_version":40753,"attribution":{"name":"AppTierList","url":"https://apptierlist.com/","terms":"https://apptierlist.com/terms/","rule":"Use AppTierList data as you like. 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