The first thing that came to mind when I saw Mindscope for iOS was Literature and Latte’s Scapple for macOS. Both apps are designed to get text onto a screen in a way that is easily manipulated and ...
Only available as a local install. Not very useful for non-writers. Scapple is a writer-focused brainstorming tool from Literature & Latte, a company that also owns Scrivener writing software.