Youclick is a PTC that allows you to earn money by clicking on links, but also earn Bitcoin for free through partner sites.
With the ClixGrid, you'll have 25 free chances per day to try to win up to $ 2 per click.
You will also be able to click and complete offers at PTCWALL and My Ads Wall.
If the stakes don't scare you, you can try your luck on their paid games : Crack The Vault.
You'll also find paid jobs, as well as the ability to promote your favorite paid sites through the PTC, the PTS (paid registrations), sponsored links, ...