What is the arl Vehicle Proof-of-Delivery application, how does it work?

According to the introduction of arl-shipping.com, arl Vehicle Proof-of-Delivery is a Business app on the Android platform. There is currently a 2.23.2 version released on Aug 11, 2019, you can see the details below.

Log actions for recording trailers' proofs of delivery in real time. Results sync’ed to the cloud, and accessible online. Time distribution statistics and live monitoring always available from the Cloud.