On Trail
Offline maps, AI, Weather
Only for iPhone
Free · In‑App Purchases · Designed for iPhone. Not verified for macOS.
iPhone
Explore trails with offline maps, record hikes, ski tours and bike rides, plan routes with an AI assistant, and check weather and avalanche risk. Stay safer outdoors.
On Trail is your companion in the mountains — trail navigation, an activity tracker and a route planner in one, with offline maps that work with no signal.
MAPS & EXPLORATION
• Detailed trail maps based on OpenStreetMap, available offline
• Thousands of points: peaks, mountain huts, passes, springs, parking
• Place cards with photos, descriptions and up-to-date community remarks
• EAWS avalanche warning layer
ACTIVITY TRACKING
• On foot (hike, trail run, nordic walking), skiing (ski tour, downhill) and cycling (MTB, gravel, road)
• Distance, time, speed, elevation gain and an elevation profile
• Barometric altitude, heart rate from a BLE sensor and calorie estimates
• GPX route import
ROUTE PLANNING
• Add points from the map or search, calculate distance and time
• Elevation profile and SAC difficulty scale
• Plan by voice with the AI assistant: "a route from A to the summit"
AI ASSISTANT
• A multi-turn chat about mountains, weather, trails and your activities
• Photo analysis plus route and viewpoint suggestions
WEATHER & SAFETY
• Meteoblue weather forecast that accounts for altitude
• EAWS avalanche danger (levels 1–5)
• Storm, wind and sunset alerts
• Regional mountain-rescue emergency numbers
COMMUNITY
• Share activities, photos and trail-condition remarks
• Comments, reactions and friends
• Automatic flora and fauna recognition in photos
• Report inappropriate content and block abusive users
OFFLINE REGIONS
The Tatras, Beskids, Pieniny, Karkonosze and Bieszczady, plus the Alps (Italy, Austria), Croatia and US national parks (Yosemite, Yellowstone, Zion, Grand Canyon and more). You
can also generate your own map of any region.
Core features are free. Advanced capabilities are available in premium packages (SPORT, EXPLORER, HEALTH) via subscription — with a one-time 3-day free trial.
The subscription renews automatically unless cancelled at least 24 hours before the end of the current period. Payment is charged to your Apple ID account. Manage or cancel your
subscription in App Store settings.
Privacy Policy: https://weiga.pl/na-szlaku/#privacy_policy
Terms of Use (EULA): https://weiga.pl/warunki-uzytkowania-na-szlaku/
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
The developer, Adrian Korczyski, 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
- Location
- Contact Info
- 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
- Adrian Korczyski
- Size
- 162 MB
- Category
- Travel
- Compatibility
Requires iOS 17.6 or later.
- iPhone
Requires iOS 17.6 or later. - Mac
Requires macOS 14.6 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.3 or later.
- iPhone
- Location
- This app may use your location even when it isn’t open, which can decrease device battery life.
- Languages
- English and Polish
- Age Rating
9+
- 9+
- Contains
Messaging and Chat
User-Generated Content
Health or Wellness Topics
- In-App Purchases
Yes
- AI Usage Extension $1.99
- All packages for 3 months $6.99
- Health package (3 months) $0.99
- Explorer package (3 months) $3.99
- Sport package (3 months) $1.99
- Copyright
- © 2026 WEIGA