IFC Viewer 2.8 continues our focus on making IFC model review faster, smoother and more capable. • Improved performance, efficiency and responsiveness across the app • Faster and more reliable IFC viewing workflows • Further stability and usability improvements on iPhone, iPad and Mac • Continued enhancements across IFC Viewer’s expanding collection of Pro Tools • Additional refinements that prepare the app for powerful new IFC features IFC Viewer is under continuous active development. We regularly improve speed and efficiency, refine existing tools and introduce exciting new IFC capabilities. Believe in the app, trust its continued development, and invest in an IFC platform that keeps getting better with every release.

IFC Viewer 2.7 brings a redesigned Home experience and further improvements across the Pro Tools suite. • New premium Unlock All Pro Tools Home card, with quicker access to all 14 current Pro Tools • Improved responsive layouts across iPhone, iPad and Mac • Improved IFC Parameter Dictionary import and export workflows • Strengthened QA Reporter handling for malformed IFC files • Refined COBie Reporter branding and bundled resources • Expanded reliability testing across BCF, Federator, COBie Reporter, Quantity Takeoff and Coordinate Checker • Additional accessibility, privacy and stability improvements

Introducing Unlock All Pro Tools — a new one-time purchase that unlocks every Pro Tool currently available inside IFC Viewer. Unlock all 14 current Pro Tools with one purchase. Existing individual Pro Tool purchases remain available and continue to work. Improved the Addins experience with clearer tool ordering and access status. Updated Settings to show the complete IFC Viewer Pro Tools collection. Improved Pro Tool navigation across iPhone, iPad and Mac. Fixed an issue affecting Clash Detection navigation. Continued reliability, layout and usability improvements throughout IFC Viewer.

IFC Viewer now includes IFC COBie Updater as a new optional Pro Tool inside the Addins tab. * Import supported IFC2X3 and IFC4 models. * Audit IFC information against a controlled COBie requirements pack. * Export structured Excel workbooks for review and correction. * Import reviewed workbook changes with source and format validation. * Review and approve supported changes before updating the model. * Export a newly named updated IFC while keeping the original file unchanged. * Independently verify updated IFC outputs and generate a write-audit record. * Added optional Apple Intelligence suggestions where available, with human review required before changes are accepted. * Improved Pro Tool navigation and reliability across iPhone, iPad and Mac.

IFC Viewer now includes IFC AI Data Compliance as a new optional Pro Tool inside the Addins tab. Import EIR and DEIR requirement workbooks. Review workbook sheets, headers and requirement mappings before committing data. Import supported IFC2X3 and IFC4 models. Review and approve requirement-to-IFC mappings. Run deterministic compliance assessments using IFC evidence. Inspect requirement-level results, evidence and assessment limitations. Export authoritative results as JSON, CSV, Markdown and PDF. Create reviewer ZIP packages with manifests and checksum verification. Added optional Apple Intelligence reviewer summaries and explanations, with explicit approval before export. Improved Pro Tool navigation and stability across iPhone, iPad and Mac.

IFC Viewer now includes IFC QA Reporter as a new optional Pro Tool inside the Addins tab. * Import plain IFC files and run automated model-health checks. * Review file health, project structure, units and coordinate indicators. * Inspect property data, classifications, COBie-readiness and geometry indicators. * Review structured findings with evidence, technical details and recommendations. * Filter pass, warning, failure and information findings. * Export QA results as a structured CSV report. * Added optional Apple Intelligence summaries and explanations where available, with a deterministic fallback. * Improved Pro Tool navigation across iPhone, iPad and Mac. * Continued stability and usability improvements throughout IFC Viewer.

IFC Viewer now includes IFC Query Studio as a new optional Pro Tool inside the Addins tab. Import IFC and IFCZIP files for structured data analysis. Run built-in queries for common IFC classes and missing information. Build custom queries using AND and OR conditions. Discover and query model properties, classifications and spatial values. Inspect entity properties, quantities, classifications, storeys and type assignments. Save, rename and reuse custom queries. Export query results in CSV and JSON formats. Improved large-file handling with import progress, cancellation and memory-aware data retention. Improved Pro Tool navigation across iPhone, iPad and Mac. Continued stability and usability improvements throughout IFC Viewer.

IFC Viewer now includes IFC IDS Creator as a new optional Pro Tool inside the Addins tab. Create and manage IDS information requirement projects. Define applicability and requirement rules using supported IDS facets. Configure cardinality, values, enumerations, patterns and numeric restrictions. Start from editable built-in templates. Import existing IDS files and review unsupported content. Review deterministic authoring findings before export. Preview generated IDS XML. Export IDS files plus PDF, Markdown and JSON summaries. Added optional Apple Intelligence assistance for drafting, explanations and improvement suggestions, with review required before changes are applied. Improved Pro Tool presentation and navigation across iPhone, iPad and Mac. Continued stability and usability improvements throughout IFC Viewer.

IFC Viewer now includes IFC Model Compare as a new optional Pro Tool inside the Addins tab. Import baseline and revised IFC models for comparison. Identify added, removed, changed and unchanged objects. Review property, quantity, material, classification and location changes. Inspect Model A and Model B side by side in 3D and Data views. Review GlobalId matching and comparison confidence. Export comparison results in CSV, JSON, Markdown and PDF formats. Improved Pro Tool navigation across iPhone, iPad and Mac. Continued stability and usability improvements throughout IFC Viewer.

IFC Viewer now includes IFC IDS Validator as a new optional Pro Tool inside the Addins tab. Import IFC models and IDS specification files. Validate supported IDS requirements against IFC data. Review passed and failed requirements with affected-object details. Inspect rule evidence and failure traces. Export validation results in TXT, JSON and CSV formats. Generate sample IDS files for testing and workflow setup. Added local advisory explanations, with optional Apple Intelligence support where available. Improved Pro Tool navigation across iPhone, iPad and Mac. Continued stability and usability improvements throughout IFC Viewer.

IFC Viewer now includes IFC COBie Reporter as a new optional Pro Tool inside the Addins tab. Import COBie workbooks and run quality checks. Review Design and Construction profile results. Compare reports against benchmark HTML data where available. Preview and export COBie quality reports in HTML and PDF formats. Added advisory Apple Intelligence support where available. Improved Pro Tool navigation across iPhone, iPad and Mac. Refined the iPhone Addins layout to display more tools clearly. Improved purchase, restore and entitlement handling for individual Pro Tools. Continued stability and usability improvements across IFC Viewer.

IFC Viewer 2.5.5 adds IFC Federator as a new Pro Tool inside the Addins tab. New in this update: - Added IFC Federator as an optional in-app purchase. - Import multiple IFC models into a federation workspace. - View federated IFC models together inside IFC Viewer. - Review loaded model information and federation summaries. - Show and hide individual loaded models where supported. - Export a combined federated IFC file. - Export federation summary data where supported. - Continued support for Clash Detection, IFC Parameter Dictionary, IFC Quantity Takeoff, IFC Coordinate Checker and IFC BCF Issue Tracker.

IFC Viewer 2.5.4 adds IFC BCF Issue Tracker as a new Pro Tool inside the Addins tab. New in this update: * Added IFC BCF Issue Tracker as an optional in-app purchase. * Import and review BCF issue archives directly inside IFC Viewer. * Open BCF project summaries, issue lists and issue details. * Review comments, viewpoints and snapshots where available. * Export BCF archives and PDF reports where supported. * Improved Addins navigation across IFC Viewer Pro Tools. * Improved Pro Tools purchase handling and entitlement refresh. * Continued support for Clash Detection, IFC Parameter Dictionary, IFC Quantity Takeoff and IFC Coordinate Checker.

IFC Viewer 2.5.3 expands IFC Viewer Pro Tools and improves multi-model coordination. New in this update: * Added IFC Coordinate Checker as a new optional Pro Tool. * Check IFC origins, units, placements and coordinate quality directly inside IFC Viewer. * Added coordinate analysis results, findings, CSV export and advisory coordinate assistant support. * Improved multi-model alignment in the 3D viewer using a shared coordinate basis. * Added Loaded Models visibility controls so individual IFC models can be shown or hidden quickly in 3D. * Reduced the splash screen duration for faster startup. * Continued improvements to Clash Detection, IFC Parameter Dictionary and IFC Quantity Takeoff integration. This update helps IFC Viewer handle coordinated multi-model workflows more reliably across iPhone, iPad and macOS.

What’s New in Version 2.5.2 IFC Viewer 2.5.2 adds IFC Quantity Takeoff as a new Pro Tool inside the Addins tab. New in this update: - Added IFC Quantity Takeoff as an optional in-app purchase. - Import IFC files and extract quantity takeoff data inside IFC Viewer. - Review object, material, storey and quantity summaries. - Inspect quantity records, confidence notes and data-quality warnings. - Export quantity takeoff results to CSV, JSON and Markdown/report formats. - Added advisory AI assistance for quantity review where available, with local deterministic fallback. - Improved Quantity Takeoff layout across iPhone, iPad and macOS. - Refreshed Clash Detection export preparation for BCF/PDF reports. - Preserved IFC Parameter Dictionary with live bSDD lookup.

What’s New in Version 2.5.1 IFC Viewer 2.5.1 introduces the first stage of IFC Viewer Pro Tools. New in this update: - Addins has been redesigned as a professional Pro Tools library. - IFC Parameter Dictionary is now available inside IFC Viewer as an optional in-app purchase. - Search IFC2x3 and IFC4 terms, classes, properties, property sets and quantities. - Added AI Explain for selected IFC dictionary terms, with evidence-led local guidance. - Added live buildingSMART Data Dictionary lookup for selected terms, with cached/local fallback. - Removed the external IFC Parameter Dictionary App Store link from Settings now that it is available inside IFC Viewer. - Preserved the existing Clash Detection addin and purchase. - Continued stability and layout improvements across iPhone, iPad and macOS. Live bSDD lookups send only the selected search term or reference. IFC files and project models are not uploaded.

What’s New in Version 2.1 This update introduces the first AI-ready foundation for IFC Viewer. * New AI Model Summary for loaded IFC files. * New local IFC evidence scanning for project, site, building, storeys, classes, property sets, quantities and classifications. * New Explain Element support in the Data tab. * Updated AI-badged IFC Viewer logo. * Improved macOS 3D viewer stability. * Improved summary wording and missing-data warnings. * Added AI/privacy information in Settings. AI features are read-only and evidence-led, with no silent IFC data modification.

Major IFC Viewer 2.0 upgrade. This update introduces a new IFC viewer engine designed to improve model loading, smoother 3D viewing, large-file handling, multi-model coordination and faster repeat opens for optimised models. What’s new: * New IFC Viewer Engine for improved 3D model viewing * Better handling of larger IFC files * Faster repeat opens after model optimisation * Multi-model viewing improvements * Improved model data and hierarchy browsing * Refined clash detection workflow * BCF and PDF clash report export improvements * Better delete/re-import reliability when switching between IFC files * Cleaner Home, Addins and Settings layout * Classic IFC Viewer remains available in Settings for compatibility This is a major foundation update ahead of future IFC Viewer Pro Tools.

Bug fixes

Improved large-model reliability and clearer loading guidance across iPhone, iPad, and Mac. Added better handling for heavy IFC files, stronger progress/status messaging, and UI polish to make 3D loading and review workflows more predictable. Also includes stability fixes for panel behavior and clash-review usability.

What’s New in Version 1.4 New: Clash Detection premium add-on. Run model-to-model clash checks across imported IFC files, review clashes in 3D, and manage rule sets inside IFC Viewer. Export issue-ready BCF packages and PDF reports for coordination workflows. Also includes import reliability improvements and UI/stability polish.

What’s New in Version 1.4 New: Clash Detection premium add-on. Run model-to-model clash checks across imported IFC files, review clashes in 3D, and manage rule sets inside IFC Viewer. Export issue-ready BCF packages and PDF reports for coordination workflows. Also includes import reliability improvements and UI/stability polish.

Improvements

Bug fixes

Added a new 3D measurement workflow with draggable endpoints. Improved snapping so measurement points lock more reliably to model geometry. Updated section controls: sphere now snaps to faces/surfaces, cone handles drag along the plunger axis. Improved interaction stability and overall 3D usability.