Loader.io - Loader.io is a simple cloud-based load testing service
Toggl - Toggl is an online time tracking tool. It features 1-click time tracking and helps you see where your time goes. Free and paid versions are available.
WebLOAD - WebLOAD - The most flexible and cost effective software for enterprise load, stress and performance testing, integrated with DevOps processes. Click for details
Harvest - Simple time tracking, fast online invoicing, and powerful reporting software. Simplify employee timesheets and billing. Get started for free.
k6 Cloud - Managed load testing service built on top of the popular open-source project k6.
RescueTime - Time management software that shows you how you spend your time & provides tools to help you be more productive.