A Smarter Replacement for Snowbound VirtualViewer: eViewer v7
Snowbound’s VirtualViewer has changed hands twice in under three years. These are the two separate, publicly announced transactions, less than three years apart. And it raises a fair question for anyone planning around VirtualViewer long-term: when a product changes hands twice in three years, whose roadmap is it actually on?
2022
Snowbound acquired by Accusoft.
2025
Accusoft acquired by Apryse.
Today
No dedicated viewer roadmap or future enhancements planned.
eViewer by MS Technology skips that question entirely. It is the only document viewing product MS Technology builds. One team, one roadmap, one set of priorities, and that team’s only job is making eViewer better. For teams renewing licenses or planning multi-year deployments, that stability is worth factoring in.
Seamless Migration from Snowbound VirtualViewer
eViewer helps preserve your existing workflows, supports your current documents, and ensures a smooth transition with minimal disruption.
| Existing workflow preservation | Connects to your existing ECM, no redesign required. |
| Access to all the same features and more | Support for annotation, redaction, document viewing, manipulation, and more. AI-assisted search, visual document comparison, and audit-logged redaction capabilities. |
| Annotation preservation | Opens and displays annotations from your existing VirtualViewer environment. |
| All File Formats supported | PDF, TIFF, CAD, MS Office files, and legacy Snowbound files render in eViewer the same way they did in VirtualViewer, no conversion step required. |
| API Compatibility Guidance | eViewer’s JavaScript APIs cover all viewer functionalities and are documented for developers from day one, with your VirtualViewer API calls mapped to eViewer equivalents. |
eViewer vs. Snowbound VirtualViewer at a Glance
| Capability | eViewer (MS Technology) | VirtualViewer (Snowbound) |
| Core architecture | Pure HTML5 + Angular, zero client install | HTML5 front end, requires Java or .NET server components |
| Document Display | Page-on-Demand or Document-on-Demand | Page-on-Demand only |
| Annotation & Redaction | Full Annotation suite, layered preferences, and Smart AI redaction | Basic Annotations and Redaction features. |
| ECM / Platform Integrations | Documentum, FileNet, Content Manager, Alfresco, Salesforce, SharePoint, Mendix, OutSystems and more | Mainly Documentum, FileNet, Alfresco, SharePoint |
| AI Features | Actively expanding AI-assisted search & document intelligence | None |
| Compliance | Built around GDPR, HIPAA, and WCAG frameworks | GDPR and HIPAA |
| Ownership | Single dedicated product line | One of three enterprise viewers, alongside PrizmDoc and Xodo |
How eViewer Goes Beyond Snowbound’s Capabilities
Collaboration & Workflow
Built for teams working together, not just one reviewer at a time.
Annotate & Comments
Create rich annotations with configurable preferences for each annotation type. Add comments anchored directly to specific text or document areas for clear context.
Live Collaboration
Review, annotate, and collaborate on the same document simultaneously, enabling faster decisions and seamless teamwork across distributed teams.
Split, Merge & Undo
Split or merge documents directly within the eViewer, backed by a complete undo and redo history for effortless edits and revisions.
AI Intelligence
eViewer brings AI directly into your document workflows with intelligent features designed to improve productivity, automate repetitive tasks, and accelerate decision-making.
Data Extraction & Classification
Automatically extract key information from documents, including names, dates, totals, clauses, and identifiers. Classify documents by type to improve organization, searchability, and accessibility.
Document Summarization
Generate concise AI-powered summaries that highlight key information from lengthy documents. Ask natural language questions to instantly locate details, clarify content, and find answers without manual searching.
Automatic Redaction
Automatically detect and redact sensitive information such as PII, financial data, and confidential content. Ensure consistent, secure redaction to support privacy, compliance, and regulatory requirements.
AI-Powered Document Comparison
Compare document versions with AI to identify additions, deletions, formatting changes, and content modifications. View intelligent change summaries, making reviews faster and more accurate.
Accessibility
Create a more inclusive and user-friendly document experience with multilingual support, customizable themes, and expert migration guidance.
Multiple Language Support
Deliver a localized viewing experience with support for multiple languages, including language-aware document viewing, search, annotations, and more.
Modern User Experience
Personalize the viewing experience with Light and Dark themes, an intuitive interface, designed for improved productivity and user comfort.
Guided Migration
Transition from Snowbound VirtualViewer with confidence. Our experts help preserve existing workflows, maintain compatibility, and ensure a smooth, low-risk deployment with minimal business disruption.
Frequently Asked Questions
Migrate from Snowbound’s VirtualViewer to a Smarter, Future-proof Enterprise Document Viewer
Move beyond traditional document viewing with AI-powered automation, real-time collaboration, advanced comparison tools, and enterprise integrations- all within a single viewer.