Apps with 'Annotate' feature

PDF Viewer (aka pdf.js) is a new revolutionary extension using web standard technologies that allows you to display within Mozilla Firefox almost all PDF files found on the web without a plugin.

Collect any article you want to read later, image that inspired you or video you want to watch later. Save anything, never lose it and view it without ever leaving GGather. Organize your bookmarks with tags and notes. And GGather tags are special.

Enhance your workspace with epic Pen's screen writing features. Offering annotation tools, hotkey support, and offline access for Windows to mark up anything on your desktop.

This app allows you live drawing and taking notes over desktop applications. There are also tools for screen recording and making screenshots. It is great tool for creating presentations, tutorials, manuals, animations, video or streaming.

Markup is an expert on web and document annotations. It allows you to highlight everything on PDFs, web pages, and ePub books. With Markup, you can easily add, manage, and back up your markups in one place.

Are you tired of losing track of important information in your online reading? Multi Highlight is here to help! With this powerful and efficient chrome extension, you can easily highlight all your user-specified words in webpages with beautiful colors.

Filestage is the review and approval software that runs itself. You can share any content, set your due dates, then let the feedback come to you – freeing you up to focus on what you do best.

Take clear, structured, and comprehensive notes directly on your course materials or documents (PDF, PowerPoint, etc.). Integrate Amanote into your LMS.

Add name tag to people in the photo.
Display objects with dimension information in the images. Add enlarged details for a particular part in the image. Annotations stored in separate file; original picture file is intact.

A podcast app for podcast power users that want to take notes.

Originally intended for software developers, UX/UI designers and IT support desks, goScreenCapture is the perfect software utility for anyone who wants to create a document, build a slide presentation, check artwork, complete a project and work collaboratively.

Tags iTunes-compatible MP4 video files, automatically - using information from online databases.

annotate web pages easily like genius web annotator ( by bookmarklet ).

Cournal allows multiple users to annotate PDF files in real-time.

Annotate videos with captions, arrows, custom images, outlines, blackout shapes, background audio and free form drawings.