Interfacing sex dolls with other technologies expands how users interact with their companion, offering seamless experiences across devices and environments. Apps provide control over voice settings, movement patterns, and conversation themes, enabling users to personalize interactions beyond built-in interfaces. Smart home connectivity can add convenience, such as synchronized lighting or ambient soundscapes that respond to the doll’s presence or mood, though it also raises privacy considerations. Cloud-based updates can deliver new features, improved AI capabilities, and enhanced security measures, helping devices stay current. However, integration must prioritize data protection, with clear permissions, encryption, and user consent for data collection. Compatibility across platforms varies, making open standards and documented APIs valuable for ensuring reliable communication. Users should also be mindful of cybersecurity risks, implementing strong passwords and regular updates to reduce vulnerabilities. As the ecosystem grows, designers will face the challenge of balancing powerful interoperability with robust privacy, safety, and ethical guidelines to support responsible, enjoyable experiences.