Distance & ETA Calculator
A distance and ETA calculator for seafarers that works without an internet connection.
Windows 10 or 11 (64-bit), about 82 MB
If you see a warning during the first installation
Windows may show a “Windows protected your PC” (SmartScreen) warning when you install new or rarely downloaded apps for the first time. This is normal. Click “More info” → “Run anyway” to install. The app works completely offline and does not collect any personal data.
Developed with ❤️ from seafarer to seafarers.