SelfishNet - Block anyone or any device from using your internet
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.
Wifi Router Manager - Wifi Router Manager is a free-to-use network tool application that is providing the complete visibility of your wifi network from signal strength, security to IP addresses.
Harvest - Simple time tracking, fast online invoicing, and powerful reporting software. Simplify employee timesheets and billing. Get started for free.
SoftPerfect WiFi Guard - Security of your Wi-Fi network for Windows, macOS and Linux
RescueTime - Time management software that shows you how you spend your time & provides tools to help you be more productive.