Garbage - In my opinion, poor quality Whiteboard paint, do not buy
Whimsical Wireframes - Lightning fast wireframing with real-time collaboration.
Walls360 - Amazing wall graphics
Adobe XD - Adobe XD is an all-in-one UX/UI solution for designing websites, mobile apps and more.
Microsoft Whiteboard - The canvas where ideas, content, & people come together.
Userflows - Automatically generate user journeys