Na serveru Slunečnice.cz je zajímavá iOS aplikace:

Land Measure Pro 2.6

Measure area, lengths and angles on a map. Using an interactive cross hair you can trace the outline of any feature visible on the map, creating a series of connected points the area and perimeter are continuously updated. The cross-hair includes a radius indicator that can be scaled to quickly…

Adresa: https://www.slunecnice.cz/sw/land-measure-pro/