Help Which app has this U shaped icon?

[Deleted User]

Hey, does anyone know which app has this U-shaped notification icon? Cheers!
[GALLERY=media, 1480]Screenshot 2022-02-01 At 09.01.56 by chriskonrad90 posted Feb 1, 2022 at 9:08 AM[/GALLERY]

 

[mikedt]

Uber?

 

[Deleted User]

Uber?

My hunch is it's not. Any other guess?

 

[Member 2135452]

Maybe a train station "U"

 

[mikedt]

U-Bahn? The German word for metro, subway, or tube.

U-Boot? Could be a German submarine app.