Actually, uninstall is not a sure thing.

by R. Proffitt Moderator - 2/11/13 12:49 PM

In Reply to: Seems safe. BUT by Nidepengyou

Do you remember 1995 when uninstall started to show up? Even today, uninstall is not mandated in order to publish your apps.

The app in question looks to be un-useful. I can't see why I'd try it or one like it.
Bob