Clariti.app - Clariti is a team communication app that uses Artificial Intelligence to combine emails, chats, documents, calendar events and feeds on the same topic, in rich context-based Conversations to ensure your communication stays focused & organized.

On-Screen Ruler - lightweight, free, semi-transparent ruler

CiraSync - CiraSync is a program that syncs and shares office 365 GAL contacts and calendars to smartphones.

Bluegrams Screen Ruler - A lightweight and configurable ruler tool for Windows Desktop.

Attio - Attio is a radically new type of CRM that is real-time, entirely customizable and intuitively collaborative. Using Attio, your team can create, build and deploy your CRM exactly as you want it.

Pixus - Pixus is an AIR pixel ruler application, a handy tool for web and interface designers.