Thanks for sharing this product! Even though there's a los of miss information about it. So I search a lil bit beacuse I was realy interested on this product. I really hate recieve spam and get so junk in my personal adress for suscriptions I din't want to look at first or I paid. I'm gonna leave you my personal recommendations on this product:
Pros:

• Easy way to use it. No third parties between you and the app.
• It has a great support by big companies in technology such as TechCrunch and LifeHacker. And believe me if they say they support this, must be a fact that is way a deal.
• It's an app that makes you forget about the trash on you email. How great isn't that?
• You don't have to worry more to getting unwanted email, in 24 hours they unsuscribed the things you don't want.
• Only $1.99 per month fee

Cons:

• Services is not free