GSTelecom is a blockchain encrypted messaging service developed by GSB Gold Standard Banking Corporation AG under the technology of G999 Blockchain. This iPhone app allows users to send one-to-one direct encrypted messages, along with files, voice notes, images, and videos. The unique feature of GSTelecom is its use of G999 blockchain public keys as identifiers, ensuring secure and private communication between users.

One of the standout features of GSTelecom is its blockchain explorer transparency. This allows users to independently verify the identity of their contacts and the integrity of the data channel, providing an added layer of trust and security. Additionally, GSTelecom's software is open-source, allowing anyone to verify the authenticity of the code, ensuring transparency and reliability.

Overall, GSTelecom by G999 Blockchain is a reliable and secure messaging service that utilizes blockchain technology to ensure encrypted communication. With its focus on privacy and transparency, it is a valuable tool for individuals looking for a secure messaging solution.