While more of a fun game than anything else, this website allows you to win free bitcoin every hour. You can take the bitcoin you earn and bet it or buy tickets to the weekly lottery. You won't get rich but it's a good way to waste time and make a few satoshi's doing it. Here's the link - https://freebitco.in/?r=7754663
While it may not be a scam in your opinion, it could be considered spam. Spam is not appreciated by the community and could be flagged or may result in action from the cheetah bot..
Some things that can be considered spam:
Great info bro. Will try it