tagChat is a free social networking app available on the iPhone platform. Developed by Sebastien Das, this app offers users a convenient way to organize and connect with their contacts.

With tagChat, users can create tags, such as "family," "San Francisco friends," or "soccer friends," and assign their contacts to these tags. This allows for easy sorting and filtering of contacts, making it simple to find and connect with specific groups of people.

One of the standout features of tagChat is the ability to leverage these tags for quick and easy mass outreach and organization. Whether you want to send a message or update to all your family members or coordinate plans with your soccer friends, tagChat makes it effortless to reach out to multiple contacts at once.

Overall, tagChat offers a user-friendly interface and a practical solution for organizing and connecting with contacts. If you're looking for a social networking app that simplifies communication and makes it easier to stay connected with different groups of people, tagChat is worth checking out.