Highlight - "Highlight" physical books through conductive pages 📖✨
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.
Introwise - All-in-one scheduling and business management platform for coaches, tutors and consultants to run their business online.
FullContact Card Reader - Automagically scan biz cards into LinkedIn/Gmail contacts
Heaps - Tinder with your friends. Party in a group.
Nextcloud Contacts - The Nextcloud contacts app is a user interface for Nextcloud's CardDAV server.