SmartKarrot allows Customer Success and Account Management teams to handle their Customer Growth (Expansion & Retention) and Scaling Growth operations efficiently (through Intelligence & Automation).
Gainsight - Customer Success for the New Enterprise
EssentialPIM - EssentialPIM is a free Personal Information Manager that keeps up with the times and lets you manage appointments, tasks, notes, contacts, password entries and email messages across multiple devices and cloud applications.
Churnzero - ChurnZero is the Customer Success Platform built for growing SaaS and subscription businesses.
Todo.txt - Track your tasks and projects in a plain text file, todo.txt. A todo.
Totango - Totango is a Customer Success Software Platform
Task Coach - Task Coach is a simple open source todo manager to keep track of personal tasks and todo lists.