Time To Reply - The world's leader in business email analytics for customer and sales teams.
Excalidraw - Excalidraw is a whiteboard tool that lets you easily sketch diagrams that have a hand-drawn feel to them.
Sketcharama - Draw a given word and let the other players guess your sketch.
NewsDiffs - Tracks edits to stories over time on major news sites.
iSketch - Isketch is a Free to play, Puzzle, Education, Word, Drawing and Multiplayer video game.
Concept inbox - Track changes and prototype together with your team