Enhance Productivity with eViewer’s Document Annotation Tool

Enhance collaboration and efficiency with the eViewer HTML5 document annotation tool for PDF, MS Office, images, and more.

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Annotate, Collaborate and Empower Your Work

Streamline your workflow with advanced annotations – standard in eViewer HTML5. View existing, create new, search, link, and convert annotations and comments in real-time on all of your digital documents and images. Use our out-of-the-box annotations including highlight, custom stamps, shapes, sticky notes, and more to make your document workflow more efficient.

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Create efficiencies through real-time document collaboration with the eViewer HTML5 online annotation tool. Leading organizations gain financial and operational efficiencies through digitizing documentation with eViewer for their requirements. Our annotation software streamlines workflows and increases productivity, enabling teams to shorten response times with fewer resources.

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Our eViewer HTML5 annotation tool simplifies the document review process through real-time collaboration. The user-friendly interface allows teams to work together seamlessly, fostering new ideas, and accelerating project completion. Share ideas, add comments or feedback, and reply all on the same document – in one place, in real-time.

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Key Benefits

Make your mark with file annotation features that transform a secure and customizable application experience, including:

Numerous out-of-the-box annotations

Express yourself with dozens of powerful annotation and mark-up tools, such as sticky notes, annotation shapes, highlighters, stamps, pens, and more.

Annotate

Comments on previous annotations

Clarify a previous annotation by layering a comment directly on it. Start a thread by replying to a comment, or simply edit or delete a comment from any annotation. Comments include a miniature representation of the original annotation type, page number, username, date, and time stamp.

Measure with Accuracy and Precision

eViewer’s Measurement annotation tool lets you measure objects, distances, and anything else you would like to measure directly on any document, without printing, in your browser. Set custom calibration scales, get distance previews, and edit measurements effortlessly. No plugins. No installation. Just accurate, professional-grade measurements.

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Checkpoints

Effortless Accuracy with Checkpoints

Streamline your document approval process with checkpoints. Add comments and highlight important areas in lengthy documents to ensure all critical sections are thoroughly reviewed. Minimizes human errors and improves document workflow by enabling quick approvals and verifying each important section effortlessly.

Add links to annotations

Hyperlink URLs or page numbers in your annotation to direct collaborators to a specific webpage or document page.

Add links to annotations
Search annotation

Search document & image annotations

eViewer HTML5 document viewer allows you to quickly search text in annotations and comments. Search results direct you to the specific annotation shape and comment.

Preserve document integrity & originality

Annotations are saved as a separate XML file, preserving the document in its original state for regulatory compliance.

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Customizable annotations

Customizable annotations

Make your annotations stand out with a wide range of text annotation options including various font types, sizes, colors, opacities, and border widths.

Customer Support

  • MS Technology provides worldwide support for eViewer HTML5 document and image viewer. Options are available to choose the support plan that meets your organization’s needs best.
  • Our unmatched, technical support is available through our online portal, email, and web screen-sharing sessions.
  • MS Technology continually updates the online documentation of eViewer HTML5 document and image viewer including API details, functionalities, and user guides.
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Frequently Asked Questions

PDF annotations are digital markups such as highlights, comments, shapes, stamps, and notes added to a PDF document to communicate feedback or collaborate with others, without altering the underlying file. eViewer v7 takes PDF annotations further by providing numerous types of annotations and storing all in a separate XML file, so your original document stays completely intact.
eViewer v7 provides out-of-the-box annotations designed for diverse document workflows. Supported annotation types include:

  • Shapes such as Rectangle, Line, Arrow, and more
  • Pen, Highlight, and Text
  • Stamps
  • Polyline, Polygon, and Cloud
  • Sticky Notes and Checkpoints
  • Measurement annotations
  • Link annotations to URLs or specific document pages
eViewer supports multiple file formats such as PDF, TIFF, Microsoft Office documents, AFP, MODCA, and other enterprise document formats. With industry-leading file compatibility, eViewer allows organizations to manage document collaboration across multiple file types using a single secure document viewer.
Yes. eViewer supports predefined custom stamps, and users can also create their own text and image-based stamps, allowing organizations to apply workflow-specific stamps tailored to their approval and review processes.

Beyond stamps, eViewer allows extensive annotation customization including font types, sizes, colors, opacity levels, and border widths, ensuring annotations remain organized within any document workflow.

eViewer offers Digital Signature capabilities as a dedicated feature separate from standard document annotations. This allows organizations to apply legally valid digital signatures on supported documents without leaving the viewer.
Yes. eViewer allows multiple users to review and annotate the same document simultaneously. Users can share feedback, reply to annotations, add comments, and provide approval in real time to improve workflow efficiency and communication.
Yes. eViewer seamlessly integrates with enterprise content management systems and existing document workflows. It connects with leading ECM platforms including IBM FileNet P8, IBM Content Manager 8, OpenText Documentum, Microsoft SharePoint, Alfresco, and Salesforce.

Additionally, developers can also leverage eViewer’s JavaScript and REST API framework to programmatically manage annotations.

Resources

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The Complete Guide to eViewer’s Professional Measurement Tool

May 2026

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How to Add Notes in PDF Documents — And Why It Changes Everything

May 2026

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WANG Annotations: A Legacy Format That Still Matters

Feb 2026

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Annotations: A Complete Guide to Document Annotations and PDF Annotation Types

Feb 2026

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Creating and Updating Stamp Annotations for Documents

Nov 2024

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Discover a new way to view, access and manage documents. Get started with eViewer to begin the productivity revolution.