Foster 漫郵

Foster 漫郵 is a social app by Foliat studio with 1,000+ downloads (about 1.4K estimated). +594 installs in the last 7 days. Released Oct 9, 2026. Install growth, rank history, SDKs and ad networks.

From the store listing: “Foster Mail takes you back to a pure, slow-paced social experience. Here, you can not only have everyday chats and explore hidden stories, but also use physical mailings and drifting blind boxes to make in-depth exchanges a bridge to connect with close friends.”