Sent in photo is completely anonymous and cannot be traced with options to delay send up to 48 hours (in case you are in flt mode or want to cover your tracks a bit).
What is the point? "Anonymous" systems have potential for, and quite some history of abuse.
Confidential is just that... Confidential!!!
The idea of an app though is a great idea. There are a couple about for fatigue management and I know of one trucking company trialling one at the moment along with balancing the "confidential" reporting system. Their big challenge was no one had even heard of a "just culture"... but the CEO is willing to listen and is making progress.
The challenge he is still facing though are those drivers using the tool trying to leverage better wages or other gripes!