Cryptocurrencies, blockchain, decentralized apps are seen as new opportunities in the next era of the internet. These technologie are still at the early stage when it comes to its possibilities in the mobile world. In this session, I will give an overview of decentralized app platforms that can be used on Android devices already now or in the near future. The audience will see how to integrate smart contracts, decentalized identities and storage into their apps and learn about use cases and non-use cases of these technologies. During the session no tokens will be harmed or endorsed.