Wristo is the site that is working in responsive and adaptive format, and is prepared for future service. This website is created for promotion and popularization of a new device called Wristo. Healthinking LTD develops an IoT ecosystem which enables 24/7 connectivity between senior citizens and their caregivers. This ecosystem (the Wristo TM ) consists of a wearable bracelet worn by a senior person as well as a portal and mobile application used by their caregivers to manage the bracelet remotely, get readings about the wearer’s well-being data and location, set reminders such as medication and appointments, and store and analyse data.