I really liked the idea. Its really good for all the parents who are not so tech savvy and can send money this easily. And its all free ? I don't understand why

I really liked the idea. Its really good for all the parents who are not so tech savvy and can send money this easily. And its all free ? I don't understand why ? i mean I am not saying that it should be paid of something but being an entrepreneur myself I would love to know how you guys are making money on this.