Timber-Cruising Area-Determination Mobile Application
About TwoTrails
TwoTrails is a tools app developed by USDA Forest Service.
Download Statistics
TwoTrails has been downloaded 1.9 thousand times. In the last 30 days, the app was downloaded 23 times.
User Ratings
The app has no ratings yet.
App Information
TwoTrails is FREE to download. The APK download size is 130.11 MB. The latest version available is 1.3.6-2. The last update was on January 6, 2026.
Technical Requirements
The app has a content rating of Everyone. The app has been available on Google Play August 2022.
Description
TwoTrails is a timber cruising and timber sales admin surveying package. It is maintained and developed by the Forest Management Service Center. Though it is specifically written for USDA forestry personal, it is freely available to anyone. Many of the program capabilities are shared below:
• Manages all surveying methods approved by USDA Forest Service Handbook, FSH 2409.12, Chapter 50, Area Determination. • Real-time GPS surveys: • GPS Walk (Breadcrumb) • GPS Angle Point (Take5) • Real-time surveys: • Direction Distance Traversing • Radial (example: Island Exclusions) • Corridors (example: Hazard Tree) • Combined use of multiple survey types: • GPS surveys • Digitized Information (Shape Files, KML/KMZ, GPX, CSV) • Remote sensing information • Create Grid (Sample) Point sand Navigate to them • Exports: • KMZ and GPX • Project Status and Information • CSV’s (Points, Polygons, Metadata, NMEA Information, etc..) • Automatically calculates area-error for comparison with handbook standard
Recent changes: 1.3.6.1 Support for Android 16 Enhanced GNSS processing UI Updates Bug Fixes
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