Squid: Возьми заметки, разметь PDF-файлы

Squid: Take Notes, Markup PDFs - Write and draw on your Android device as if on paper using various tools: active pen, passive stylus, or even your finger. Instantly mark up PDF files for filling out forms, editing, or signing documents. Add images, draw shapes, write text, and quickly copy, paste, and move elements between pages and notes with simple actions. Organize your notes with notebooks and increase your productivity.