Trailmonger
Offline River & Trail Maps
Free · In‑App Purchases · Designed for iPad. Not verified for macOS.
Trailmonger is the offline-first trail and river map built for people who actually leave cell service.
Download the map, head into the backcountry, and keep navigating — no signal required.
The map is free and so are the safety features. Always.
OFFLINE MAPS THAT JUST WORK
• Download trails, terrain, and overlays for any region and use them fully offline
• Millions of trails plus public lands, campgrounds, trailheads, and water features
• Fast vector maps with shaded-relief terrain
RECORD EVERY ADVENTURE
• One-tap GPS track recording with distance, elevation, and pace
• Live stats on your Apple Watch
• Save waypoints, mark trailheads, water, and camp, and revisit your favorite places
• Write completed hikes back to Apple Health as workouts
KNOW BEFORE YOU GO
• NOAA weather: current conditions and today's forecast
• Active wildfire and cell-coverage layers so you can plan around signal and danger
• Real-time stream flow and water data
SAFETY FIRST — AND FREE
• Share your live location with friends
• Emergency location and contacts when you need help
• Active fire and cell-coverage maps are never paywalled
GO PRO WHEN YOU'RE READY
Trailmonger Pro unlocks the power features for serious trips:
• Private-land and property parcels with owner info (great for hunters and anglers)
• Advanced terrain: LiDAR-grade relief, slope, aspect, and 3D
• Extended 10-day forecasts and live Doppler radar
• Unlimited waypoints, sets, and saved routes
• Advanced route planning and activity replay
Trailmonger Pro is an auto-renewable subscription.
• Monthly — $3.99 per month
• Yearly — $19.99 per year
Payment is charged to your Apple ID at confirmation of purchase. Your
subscription renews automatically unless auto-renew is turned off at least 24
hours before the end of the current period. Manage or cancel anytime in your
App Store account settings.
Terms of Use (EULA): https://trailmonger.com/terms/
Privacy Policy: https://trailmonger.com/privacy/
Bug Fixes and improvements
The developer, Trailmonger LLC, 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 Linked to You
The following data may be collected and linked to your identity:
- Health & Fitness
- Purchases
- Location
- Contact Info
- Contacts
- User Content
- Identifiers
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Usage Data
- Diagnostics
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Trailmonger, LLC
- Size
- 77 MB
- Category
- Navigation
- Compatibility
Requires iOS 16.4 or later.
- iPhone
Requires iOS 16.4 or later. - iPad
Requires iPadOS 16.4 or later. - Mac
Requires macOS 12.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later. - Apple Watch
Requires watchOS 10.0 or later.
- iPhone
- Location
- This app may use your location even when it isn’t open, which can decrease device battery life.
- Languages
- English
- Age Rating
4+
- 4+
- In-App Purchases
Yes
- Trailmonger Pro – Yearly $19.99
- Trailmonger Pro – Monthly $3.99
- Copyright
- © 2026 Trailmonger LLC