Originally Posted by
cwbcpa Almost any case will collect dust inside over time. I take my phone out almost daily and wipe it down and then wipe the case out a little. Not so much because I am OCD about the dust. I just usually use my phone without a case when I am on the couch at night and it's a good time to clean it off.
The only case that might be totally dust free would be one of the waterproof cases like LifeProof. I don't use them though so I can't be 100% sure.
Lifeproof cases really have you covered if you own one. I have four, and I swear by them. Have never noticed any dust invasion.