NotesWriter is a free note-taking and PDF app that is designed to help students, teachers, writers, doctors, journalists, scholars, and business professionals store notes, annotations, memos, signed PDFs, papers, highlighted PDF textbooks, lectures, and more. This app is an excellent assistant in study and business and is also effective for writing down your ideas and thoughts and sharing them.

NotesWriter has a lot of features to offer. You can create rich text format (RTF) and advanced Markdown (MD) documents. It also lets you define margins, headers/footers, paper sizes, MLA, and APA style format. You can use it as a standalone writing app even if you don’t have a computer or you're offline in the wilds. The app also has live counters for characters, words, sentences, lines, Avg. Word length, Words per sentence, and reading time.

This app is also great for annotating PDFs, filling out forms, and signing documents. It supports PDF AcroForms standard and lets you sign documents with your own signature. You can also organize your work in unlimited notebooks, folders, and subfolders and create notebooks and projects in your tree-like structure.