PHSailFreeGPS v5.1.1 b276 [Premium Mod]
SailFreeGPS is a navigation instrument application designed for marine use on smartphones and tablets. It provides real-time GPS data, tracking, and specialized sailing tools such as regatta timers and Man OverBoard (MOB) functionality.Core Application Details
| Category | Specification |
| Version | 5.1.1 b276 |
| OS Requirement | Android 7.0 and up |
| Architecture | arm64-v8a, armeabi-v7a |
| Service Type | Foreground service for continuous location tracking |
| File Support | GPX/KML (Save/Load tracks) |
Standard Features
- Navigation: Displays current position, COG (Course Over Ground), SOG (Speed Over Ground), average speed, max speed, trip distance, and magnetic compass.
- Data Analysis: 6-hour COG/SOG history graphs to monitor trim effects; configurable GPS filtering for improved accuracy.
- Safety & Utility: Man OverBoard (MOB) tracking with guidance back to the stored location; anchor and course alarms; distance/heading calculators.
- Regatta Tools: Countdown timer and departure line assistance.
- Waypoints & Mapping: Storage for up to 8 waypoints with GOTO/ETA functions; 48-hour track display on Google Maps.
Premium Version Features
The following features are included in the Premium unlocked version:| Tab / Tool | Premium Functionality |
| GPS Info | Reset trip/max/avg speed via double-click; quick-toggle compass and coordinates. |
| Regatta | "Gun Button" (rounds seconds to nearest minute); exact start time entry; "time to kill/save" calculations; ideal speed calculation to cross the line at 0:00. |
| Waypoints | Capacity increased to 200 waypoints; relative bearing and tack angle displays. |
| Anchor Alarm | Configurable polygon-shaped anchor areas with adjustable boundaries. |
| Mapping | SOG/COG displays; track segments color-coded by speed; Hybrid map support. |
| MOB | Displays relative bearing and tack angles. |
| Visuals | Full-screen graph modes; dark mode (reverse color); adjustable speed scale durations (5 min, 15 min, or full track). |
Modification Log
- Premium features unlocked.
- Ad-free interface.
- Optimization: Removed debug codes and redundant files.
- Exit prompt added to save tracks before closing.
- Bug fixes implemented in v5.1.1.