CUE-记录心情守护TA is a lifestyle app developed by Beijing Qihoo Technology Co Ltd for iPhone users. It is a lightweight social app that focuses on mood sharing and tagging, allowing users to interact with their friends' emotions and keep track of their own mood changes. With CUE, users can share their emotions with friends, inquire about their friends' moods, and support each other regardless of time and distance. The app offers various virtual interactive actions, such as hugging and kissing, to enhance the feeling of closeness between friends. Users can easily mark their daily moods with different emoticons and track their mood changes through the mood calendar. CUE also provides scientific statistics on mood index and distribution, helping users manage their emotions. With a widget card feature, users can conveniently track their friends' current moods or quickly record their own moods on their phone's home screen. The app offers a wide range of personalized card skins for users to choose from, as well as a password lock feature to protect their privacy. CUE-记录心情守护TA is a great app for sharing and intimate interaction with friends.