栖小居 is a free utility tool available on the iPhone platform. It focuses on enhancing community safety and convenience for residents. The app offers features like real-name authentication to prevent unsafe individuals from entering the community, ensuring residents' safety. Additionally, it provides Smart ID verification for intelligent community travel, flexible household audits with online member approval, and mobile visitor invitations for more flexible guest access.

Furthermore, 栖小居 supports multiple unlocking methods such as one-click, QR code, and passwords to meet various household usage needs. It also facilitates property bill notifications with online payment options for discounts, as well as a feature for reporting maintenance needs for swift and professional property services.