StealthChat is an industrial strength chat and phone call app for professionals that value real privacy and security. StealthChat uses advanced end to end encryption to ensure that only the sender and recipient have access to the content of the message or phone call.
Element.io - Secure messaging app with strong end-to-end encryption, advanced group chat privacy settings, secure video calls for teams, encrypted communication using Matrix open network. Riot.im is now Element.
Signal - Fast, simple & secure messaging. Privacy that fits in your pocket.
Square - Square helps millions of sellers run their business-from secure credit card processing to point of sale solutions. Get paid faster with Square. Sign up today!
Taptalk - Personal video and photo messaging
Telegram - Telegram is a messaging app with a focus on speed and security. It’s superfast, simple and free.
Lightspeed - retail and restaurant point-of-sale, ecommerce, and omnichannel solution