BoardNotes: Notes&PDF&Mindmap

GUGA-Hyperboard

Notebook + Board + Card = GUGA

MarginNote 4: AI Notes·MindMap

Read & Flashcards All in One

XNote-infinite boards & notes

whiteboard and PDF markup

TouchMind-handwritten mind map

Brainstorm，Organize idea

MarginNote 3

E-reader Redefine your Study

Wellnote-Notes&PDF

Note-Taking,PDF Reading&Taking

享做笔记

Productivity

WinkNotes - Easy Flashcards

Note Taking, Review, Memory

Noting Pro - 专业手写笔记，支持图层和渐变色

要是我拿出这支颜色可以渐变的笔，阁下又该如何应对?

Cubox: AI Read-It-Later App

Save Once. Know Forever.