Cyphr is a messaging application that is designed to make encrypted messaging easy. This application is available on Android and is free to use. Cyphr is a product of Golden Frog GmbH, a company that is dedicated to providing secure online solutions. With Cyphr, all messages are encrypted and private, and you have complete control over your data.

One of the standout features of Cyphr is that only you and your friend can read your conversation. Cyphr generates a unique public and private key pair, ensuring that your messages are secure and private. Additionally, you can adjust Cyphr's settings to fit your privacy needs, whether you are a casual user or a privacy fanatic.

Cyphr also offers multiple layers of security, including symmetric keys, public and private key pairs, and public key verification. All messages are transmitted securely with SSLTLS to protect your personal data. Golden Frog owns its servers, writes its code, and manages its network to deliver the highest levels of security, speed, and privacy. Cyphr servers are located in Switzerland for maximum user privacy and protection.

Overall, Cyphr is an excellent option for those seeking a secure and private messaging application.