Simple Contacts - Contact lens prescriptions from home
Google Contacts - Google Contacts is Google's contact management tool that is available in its free email service Gmail, as a standalone service, and as a part of Google's business-oriented suite of web apps Google Apps.
Nextcloud Contacts - The Nextcloud contacts app is a user interface for Nextcloud's CardDAV server.
Drupe - Next generation contact manager and dialer.
Webby - Webby allows to use Facebook, Youtube or any web app as a regular desktop apps, integrated with the...
ŌURA Ring - Advanced sleep and fitness tracker