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.
BareMetrics - SaaS Analytics for Stripe
Open Contacts - Open Contacts is an advanced address book program for managing contact info of individuals and...
Probe - Revenue metrics. Sales metrics. Business costs. All in one place.
FullContact Card Reader - Automagically scan biz cards into LinkedIn/Gmail contacts
ChartMogul - Master your recurring revenue. Advanced subscription analytics with one-click.