You can send and receive messages in high definition

You can send and receive messages in high definition, participate in voice and video calls in high definition, and explore a renewed range of features to help you stay connected. Signal's privacy technology is enabled at all times, so you can focus on sharing the important moments with the important people in your life.

• Say what you want – the latest in end-to-end encryption (based on the open source Signal Protocol™) keeps your conversations secure. Privacy isn't an option - it's how Signal works, with every message, every call, all the time.

• Enjoy Fast Performance - Messages are delivered quickly and reliably, even on slow networks. Signal is optimized to work in the most restrictive environments