Features Actcast utilizes the concept of edge computing which can significantly reduce costs for data transfer and servers and decrease leakage risk of privacy and confidential information. Raspberry Pi, a low-price and pocket-sized popular computer, is the first supported edge device. Future Plans This is a free of charge alpha release. You can experience its basic concept with ready-to-use sample applications. The number of Pis you can connect is limited to 5 for now. We plan to add features, towards its official release, such as: SDK for custom applications Workspaces Support of edge devices other than Raspberry Pi
αリリースは、無料なんですね。お試ししてもらってから、考えてねと。。。