Doporučení iOS aplikace Dutchman's Log 1.8

Na serveru Stahuj.cz je zajímavá iOS aplikace:

Dutchman's Log 1.8

Utility to measure your boat speed over the water. Can also be used to calibrate or to check accuracy of your speed/log device. A boat's speed may be estimated by timing how long the boat takes to pass a floating object. The boat length and desired units must be entered in 'Settings' Two persons…

Adresa: https://www.stahuj.cz/navigace/dutchman-s-log/