Patreos is described as 'ad-free, blockchain-based, decentralized content ecosystem enabling content sharing, subscriptions and campaigns to incentivize community growth and creative freedom' and is an website in the Bitcoin & Cryptocurrency category. There are six alternatives to Patreos, not only websites but also apps for a variety of platforms, including Android, iPhone, SaaS and Android Tablet. The best alternative is Patreon. It's not free, so if you're looking for a free alternative, you could try BackMyArt or Podfan. Other great sites and apps similar to Patreos are SubscribeStar (Paid), GURUCAN (Paid) and pixivFanbox (Free).
GuruCan is a self-managed platform that allowed influencers to create Apps (iOS & Android), publish content & monetise the audience. You can launch app & sell workouts, online courses, challenges, paid chat, live streams and more features in 1 day.