Pi is a new cryptocurrency for and by everyday people that you can “mine” (or earn) from your phone.

https://minepi.com/pavel84 Invitation code: pavel84

Cryptocurrencies are new form of digital money that are maintained and secured by a community, instead of by governments or banks. Today, you can mine (or earn) Pi by helping to secure the currency and by growing Pi’s trusted network. While most cryptocurrencies (like Bitcoin) have been very hard for everyday people to use and access, Pi puts the power of cryptocurrency into the palm of your hand.