riva.coAbout company
Riva is the parent holding company of several unique and successful businesses: **Ringo** Ringo is a unique app that delivers high quality and low cost international calling **Hola (coming soon)** Hola is a unique app that provides high quality and low cost phone calls. Hola uses a unique callback model to offer cheaper domestic and international calling in Brazil. **Flock (coming soon)** Flock is a free chat service for work and business environments that speeds up and simplifies communication within teams or organizations. No more long and confusing email threads with multiple people. No more waiting for responses. Just sign in, and start chatting. **Poof (coming soon)** Poof is a private messaging app that enables users to have private, off the record conversations with others. Anything you send via Poof self destructs once it is read, from all devices and servers.
