Best Annotation

Adobe Acrobat Reader DC is the standard for viewing, printing, and signing PDF documents. It allows users to navigate, search, and annotate PDFs without needing a full Acrobat license. While it doesn'...

Diigo is a social bookmarking tool that allows users to annotate, highlight, and collaborate on web pages. It supports rich annotations and offers a variety of sharing options, making it ideal for edu...

GoodNotes 6 is the favorite among students and visual thinkers who prefer handwriting over typing. While it started as a note-taking app, its PDF annotation capabilities are top-tier. It offers a wide...

Nimbus Screenshot & Screen Video Recorder is a browser extension that allows users to capture screenshots and record screen videos. It offers various capture options, including full-page screenshots a...

Foxit PDF Reader is primarily a viewer, but it includes a surprisingly capable set of annotation and collaboration tools that make it a viable 'light' editor. It is known for being faster and more lig...

Awesome Screenshot is another popular browser extension for capturing screenshots and screen recordings. It offers a range of features, including full-page scrolling captures, annotation tools, and th...

Apple Preview is the built-in, free PDF viewer and editor included with every Mac. Often underestimated, it is a remarkably capable tool for basic to intermediate PDF tasks, particularly annotation an...

PDF Reader Pro is a versatile, all-in-one PDF tool that offers a great balance of features at an affordable price point. It includes everything from basic annotation and form filling to advanced OCR a...

Droplr is a tool designed for quickly capturing and sharing screenshots and screen recordings. Agencies can use it to create short tutorials, provide feedback, and collaborate with team members. Its c...

Luminara is a Windows-only screen capture and recording tool offering a simple and intuitive interface. Agencies can use it to create tutorials, presentations, and marketing materials. It supports ann...

Hypothesis is an AI platform designed to help researchers generate new hypotheses and design experiments. By analyzing existing data and literature, Hypothesis suggests potential research questions an...

PDFescape is a veteran free, web-based PDF editor that has served users for basic editing needs for over a decade. Its primary appeal is providing genuine PDF editing capabilities—such as adding, modi...

TinyTake is a screen capture and video recording tool that emphasizes annotation and sharing. It allows you to capture your screen, add comments, and share the results via the cloud. It is particularl...

TechSmith's Snagit is the ultimate tool for professionals who need rapid, clear screen captures and short, focused screen recordings as part of their daily workflow. It positions itself not as a video...

Monosnap is a tool primarily designed for taking screenshots and recording short screen videos, with a focus on annotation and sharing. It offers a simple and intuitive interface for capturing full-sc...

CloudApp is a visual communication platform that allows users to capture and share screen recordings, screenshots, and GIFs instantly. It is designed to speed up workflows by replacing long emails and...

Preview is the built-in PDF viewer and editor for macOS. While it is not a professional-grade editor, it is surprisingly capable for basic tasks like merging, splitting, annotating, and signing docume...

PDF-XChange Viewer is the predecessor to the modern PDF-XChange Editor. While it has been largely superseded by the newer version, it remains a popular, lightweight, and free tool for viewing and anno...

eDrawings Professional is a CAD viewer and collaboration tool primarily used for reviewing and annotating 2D and 3D designs. While not a full CAD modeling software, it's a valuable tool for sharing an...