Built in the garage

Siren Music by Good Mood Good World Co: The app uses Siren Tech Emosmarter as its core technology, which is a psychological-data-crunching based search engine that enables the app to identify people's moods through by their sounds, facial movements and heartbeats. The app will then suggest the users to listen to 10 songs it selects from its song database, which are supposed to comfort and delight the user. It is now available to iOS users for free, and its designers are developing an Android version.

Finding Whom You Need by Beijing Kuaiyue Company: Launched in May, the app is a location-based social platform for people to trade their time and skills. Users are encouraged to post their needs, and reward people who can help them. The "need" posts will appear on the home page of the app to users who are nearby to create possible matches. The app is available both for iOS and Android systems.

Haogougou Aid series by Beijing AddIntel Technology Co: The apps are a social media platform for pet-dog owners, and have become very popular. They allow users to post their life moments with their pets and share them with friends. They also help dog owners find various services for their dogs, including medical consulting and grooming. The app is available both for iOS and Android systems.