As of July 31, 2017, Stak has been shutdown to enable us to focus on other products. Your support of Stak has been invaluable. We want to thank for your loyalty and support.

If you need to continue communicating with your team in a HIPAA-secure environment, you can learn more about DocbookMD, our HIPAA-secure mobile messaging platform built for healthcare.   

Regards,  

Scrypt, Inc.