The Screenshot Flow app allows you to create diagrams really fast. It’s really simple, actually. This app auto-generates flow diagrams from screenshots, which can be quite useful for some people.

It may not be your go-to flow chart app for most things, but it is actually a usable tool—especially when you can't work with images—and it's a lot more fun. ASCIIFlow.

Diagrams app is available on the Mac App Store for $19.99 as a special launch price for a limited time. After that, the app will cost $29.99, but it’s a one-time purchase without any subscriptions.

When Microsoft first acquired Visio back in 2000, it was a general-purpose diagramming tool for drawing flow charts, floor plans, org charts, mind maps and network diagrams by dragging shapes onto ...