Grindr is a popular gay dating app that was launched in 2009. It is the world's largest social networking app for gay, bi, trans, and queer people. The app allows users to chat and meet up with other users in their area. It also provides users with access to LGBTQ-related news and events. Grindr has become one of the most popular dating apps for the LGBTQ community, with over 27 million users worldwide.