Tomstrails GPS Duo

About this app

Provides a clear and concise display of your position in map coordinates used widely around the world. GRID FORMATS • British Grid, used by Ordnance Survey in Great Britain. • Irish Grid, used by Ordnance Survey in Ireland. • MGRS (Military Grid Reference System) • UTM used worldwide with both the WGS-84 datum and ED50 in parts of Europe. • Latitude & Longitude in decimal and sexagesimal notation. EXTENDED BATTERY LIFE Tomstrails GPS optimizes the frequency of position updates depending on battery charge and speed of travel to make sure you can always make a call at the end of the day, great for multi-day trips. The GPS is never enabled when the app is in background. CRISP, CLEAR DISPLAY A clear, high contrast display ensures you can read the position quickly in any light conditions. Simultaneous grid formats allows emergency services to coordinate ground and aerial support.

Updated to support recent devices and iOS 13.

Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.

1. First observed Sep 20, 2026 · 2:52 AM Free