Depending on what you're looking for, this query could refer to a few different things:
Could you please clarify if you are asking about the , the smartwatch notification app , or a software download ?
The found on Samsung Galaxy devices. The Informer: messages for Wear OS app for smartwatches. Software from Software Informer related to Samsung tools.
It sounds like you're trying to figure out what is and how it relates to Samsung or the Informer app.