Screen Annotation allows users to annotate any content displayed on their Windows screen, including images, code, videos, and PDFs. Below are 9 ui/ux & prototyping apps with similar functionality to Screen Annotation, matched by what each product actually does — not ranked or scored. Explore each to find the closest fit for your use case.
SketchScreen is a professional desktop application for Windows and macOS that allows users to annotate directly on their screens. It is ideal for presentations, lectures, and live demos, offering powerful drawing tools and customization options for effective visual communication.
Screen Snip tool is a Windows application that enables users to capture any part of their desktop, annotate screenshots, add watermarks, blur areas, and save images in various formats. It is ideal for users who need flexible screenshot and annotation capabilities.
Screenshot for Windows is a desktop application that enables users to capture, annotate, and edit screenshots on Windows devices. It offers tools for drawing, cropping, resizing, and applying filters, making it suitable for students, professionals, and anyone needing to document or share visual information.
ScreenSnap is a Windows desktop application for capturing and editing screenshots. It offers customizable area selection, annotation tools, shortcut keys, and undo functionality, making it ideal for content creators, scriptwriters, and anyone needing advanced screenshot capabilities.
Screen Capture Tools is a Windows application designed to streamline screenshot capture, editing, and sharing. It offers multiple capture modes, annotation features, and privacy tools, making it suitable for professionals, students, and designers.
Screen Cap’n is a Windows application for fast screenshot capture, annotation, and sharing. It offers region selection, markup tools, watermarks, and quick export to clipboard or file. Designed for users who need to visually explain or share information efficiently.
ScreenNote is a Windows desktop app that lets users snip any region of their screen, add notes, and save the bundle for AI tools to process. It works fully offline, supports recording and markup, and is designed for users who want to streamline screen capture and annotation workflows.
MarkerOn is an open-source screen annotation tool designed for use on Windows, macOS, and Linux. It is intended for scenarios such as demos, teaching, meetings, and recordings, allowing users to draw directly over any application window. The tool emphasizes a keyboard-first workflow, enabling quick access to annotation features through shortcuts. For example, users can launch annotation mode with a specific key combination and switch tools or adjust settings without navigating menus. MarkerOn offers eight drawing tools, including pen, highlighter, arrow, shapes, eraser, text, and color selection. Users can draw over their screen and then activate a click-through mode, which keeps annotations visible while allowing normal interaction with the underlying application. A whiteboard mode is also available, providing a blank canvas that can retain content between sessions and supports copying images for use in documents or chats. The platform runs in the system tray and does not require an account, telemetry, or cloud services, focusing on privacy and minimalism. Additional features include angle snapping, custom line widths, undo and redo functionality, and the ability to copy or clear annotations without opening menus. MarkerOn is distributed as a lightweight application, with a download size of approximately 1.5 MB, and is built using Tauri v2. Settings can be adjusted through a dedicated panel, covering aspects such as the toolbar, whiteboard, drag modes, shortcuts, and startup behavior. The tool is particularly suited for live explanations where users need to annotate while keeping the screen active and interactive. Since MarkerOn is open source, it is available for download without a required purchase.
Screenshot - Screen Capture & Video Recorder is a Windows desktop application that enables users to capture screenshots, annotate images, perform OCR text recognition, and record HD videos. It offers features like custom watermarks, privacy protection, and window pinning, making it suitable for users who need to document or share screen content.
