Imagine!

Settlers of Kalguur companion app for your phone to manage your kingsmarch while away from the game!

with a one time payment required to use it just to trigger some of the usual fomo players :)

Manage what? You do two things - send ships and put maps into a device. The more you play the more you realize that sending small shipments is annoying, so you send them once every several days anyway. So, the so called management takes next to no time.