Secret Messenger is a free Android app developed by openshoplabs LLP in the Social & Communication category. The app allows users to chat anonymously with anyone without revealing their identity. With Secret Messenger, there is no need to create an account or provide any personal information.

One of the most significant features of Secret Messenger is that it doesn't store any of the messages on its server, ensuring complete privacy. The app uses end-to-end encryption to safeguard all messages, which are encrypted at the origin of the message. Users can chat without any subscription fees and can use their phone's internet connection (4G/3G/2G/EDGE or Wi-Fi, as available) to send unlimited messages.

Another unique feature of Secret Messenger is that it allows users to sign in with their Google account only once, and they are done. There is no need to sign in again and again. Additionally, users can sign in with their corporate id, and the app automatically forms groups based on the domain, making it easier to communicate with groups of people.

In conclusion, Secret Messenger is the ultimate anonymous chatting app that provides complete privacy and security to its users. It's an excellent app for people who want to have fun with their friends without revealing their identity or for those who want to make new friends.