This may have already been discussed in previous threads.  What is the best app that detects hidden cameras?

Here's a list I found through a Google search.  
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Life is good.
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The Cat

The one comment that stood out for me was that most wireless routers these days will have a guest segment that will not give access to the private network the owner is likely to have  any cameras on.

There are some providers that won't see certain guys who post here without one of these.  Lol