They have benefits of bug catching and not really any problems. Technically, wolf spiders present a bigger threat, but you seem to know wolf spiders well enough.

No.

Should I kill crab spiders in my house?

I usually leave wolf spiders alone because I figure they are eating other bugs and leaving me alone. But what about crab spiders? Do they have any benefit in the house? Do they present any problems in the house?

Note: I also have a dog.