The Global Mapper Mobile base version allows for GPS location display, vector and raster data viewing, and field data collection at no cost.
(Intel-based Macs only) Allows you to boot your Mac directly into Windows.
If you prefer a native macOS application that is completely free and open-source, these alternatives are highly recommended: Will Global Mapper 10 run on Mac or Linux? | CodeWeavers
Compatible with iPhone and iPad (iOS 12.2+), and Mac computers equipped with Apple Silicon (M1, M2, or M3 chips) running macOS 11.0 or later.