Tools
- SolidWorks viewer
- STEP viewer
- Parasolid X_T / X_B viewer
- IGES / IGS viewer
- STL viewer
- SolidWorks to STEP
- STEP to STL
- Parasolid X_T to STEP
- CAD to GLB
- Weight calculator
- Volume calculator
- Dimensions & measure
- Surface area
- Compare two files
- Batch CAD processing
- OBJ viewer
- Rhino 3DM viewer
- 3MF viewer
- GLB viewer
- GLTF viewer
- ZIP CAD package viewer
- DWG / DXF viewer
- Siemens NX / UG NX viewer
- Siemens NX / UG NX to STEP
- Autodesk Inventor viewer
- Autodesk Inventor to STEP
- CATIA viewer
- CATIA to STEP
- ACIS SAT / SAB viewer
- JT solid viewer
- IGES to STEP
- STEP to IGES
- STEP to OBJ
- STEP to 3MF
- STEP to glTF
- STL to OBJ
- OBJ to STL
- Solid Edge viewer
- Creo file check
- DWF / DWFx viewer
- 3DXML viewer
- G-code viewer
Guides
- 3MF vs STEP: Additive Manufacturing Package or Exact CAD Exchange?
- 3MF vs STL: Units, Multiple Parts and Mesh Handoff
- Annotate a CAD Model Online and Share Review Notes
- Autodesk Fusion AutoTimeline: Why CAD Feature Recognition Matters Again
- Export STEP Properties to Excel: Batch CAD Measurements
- Blind Tapped Hole Depth: Separate Thread Depth from Drill Depth
- CAD File Conversion Checklist: Units, Solids & Accuracy
- CAD File Size vs Part Weight: Why MB Does Not Mean Mass
- STEP File Scale Wrong by 25.4? Fix Inch and mm Units
- CAD Tessellation: When a Solid Becomes a Triangle Mesh
- CAD Versions vs Revisions: Track Models and Exports
- CADProps File Storage and Expiry: 200 MB, 100 Files and 90 Days
- How to Calculate Volume from a STEP File
- Calculate STEP File Weight from Volume and Density
- CATProduct Missing Parts? Fix CATIA Assembly References
- Check a CAD Assembly Before RFQ: Completeness & Scope Checklist
- Check a Supplier STEP File Against a Drawing Before Quotation
- CNC Hole Edge Distance: Leave Enough Material Around Drilled Features
- CNC Internal Corner Radius: Design Pockets for Real End Mills
- Minimum Wall Thickness for CNC Machining: No Single Safe Number
- Compare CAD Revisions: Geometry and Property Checks
- Convert DWG or DXF to PDF, SVG or DXF Online
- Deep Hole Drilling: Use Depth-to-Diameter Ratio Before You Quote
- Does a STEP File Contain a BOM? Structure, Names and Quantities
- Does a STEP File Contain Material? What You Can Trust
- Does a STEP File Contain Tolerances and GD&T?
- DWG Layers Missing or Not Showing? Check Visibility Before Converting
- DWG vs DXF: Which Drawing Format Should You Send?
- DXF Scale Wrong? Check Drawing Units Before Resizing
- How to Use CADProps: Open, Inspect and Save a CAD File
- GLB and glTF for CAD Handoff: A Viewing Mesh, Not the Source
- GLB vs glTF for CAD: 3D Model Files, Assets and Units
- glTF Missing Textures? Fix .bin and Image File Paths
- IAM Missing Parts? Fix Autodesk Inventor Assembly References
- IGES File (.igs, .iges): What It Is and How to Open It
- IGES Surfaces Not Solid? Check Volume and Open Shells
- IGES vs Parasolid: Surfaces, Solids and CAD Exchange
- JT vs STEP: Lightweight Collaboration or Neutral CAD Exchange?
- Manage CADProps Share Links: Passwords, Expiry and Revocation
- Measure STEP Files Online: Dimensions, Distances & Units
- Native CAD vs STEP for Supplier Handoff: Which File Should You Send?
- How to Convert NX PRT to STEP: Units & Assembly Checks
- OBJ Mesh Units and Volume: Check Scale and a Closed Shell
- OBJ File Has No Materials? Fix Missing MTL and Texture Paths
- Open a Rhino 3DM File Without Rhino
- Open CAD Files on Mac: STEP Viewers and Format Options
- How to Open a CATPart File Online Without CATIA
- How to Open a CATProduct File Without CATIA
- Open a Creo File Without Creo
- Open DWG or DXF Files Without AutoCAD
- F3D Files: How to Open a Fusion 360 Design Online Without Fusion
- G-code Files: What They Are and How to Open Them Online
- How to Open an IAM File Without Autodesk Inventor
- IFC Files: How to Open a BIM Model Online and What You Will See
- How to Open an IPT File Online Without Inventor
- JT File (.jt): What It Is and How to Open It Online
- NEU Files: How to Open a Creo / Pro/ENGINEER Neutral File Online
- How to Open an NX PRT File Online Without Siemens NX
- PLT and HPGL Files: What They Are and How to Open Them Online
- PRC Files: What They Are and How to Open Them Online
- How to Open SAT Files Online Without an ACIS CAD System
- Open an SLDASM File Without SolidWorks or Convert to STEP
- How to Open SolidWorks SLDPRT Files Without SolidWorks
- Open a Solid Edge File Without Solid Edge
- How to Open and Measure an STL File Online
- U3D Files: What They Are and How to Open Them Online
- UNV Files: What They Are and How to Open Them Online
- VDA-FS Files: What They Are and How to Open Them Online
- How to Open an X_T File Online Without Parasolid Software
- X3D and X3DV Files: What They Are and How to Open Them Online
- Parasolid vs STEP: Which CAD Exchange File to Send
- Prepare CAD Data for First Article Inspection: Model & Drawing Checklist
- Prepare a STEP File for a CNC Quote: A Shop-Ready RFQ Checklist
- NX or Creo PRT File? Identify the CAD Format
- Reamed Hole vs Drilled Hole: Use Precision Only Where the Fit Needs It
- Reverse Vending Machine Planning: From CAD Layout to a Better Return Point
- SAT vs IGES: ACIS Solids or Neutral CAD Surfaces
- SAT vs STEP: ACIS Geometry or Neutral CAD Exchange?
- Save and Organize CAD Files in Your CADProps Library
- Share CAD Files with Suppliers: STEP Handoff Checklist
- Share a CAD Model with a View-Only Link in CADProps
- Share a Fixed CAD Revision: File and Version Checklist
- SLDASM Missing Parts? Fix SolidWorks Assembly References
- Reduce STEP File Size: Keep Required CAD Geometry
- SOLIDWORKS Future Version File? What an Older Release Can Open
- SolidWorks STEP Export Missing Components? Check Selection, Suppression & Assembly State
- STEP AP203 vs AP214 vs AP242: Which Protocol to Export
- STEP AP242 Edition 4 in 2026: What It Means for CAD Handoffs
- STEP Assembly Flattened After Import? Check Structure and Names
- STEP Assembly Instances: Check Repeated-Part Totals
- Why STEP Files Lose the SolidWorks Feature Tree
- STEP File Bounding Box: Get Overall Dimensions Online
- STEP File (.step, .stp): What It Is and How to Open It
- STEP Hole Recognition: Detect Through and Blind Holes
- STEP Inch Units: A Reproducible Dimension Check
- Open STEP Surface: Area Available, Volume Unavailable
- STEP Volume Changed After Conversion: What to Check
- STEP vs IGES: Which CAD Exchange Format Fits the Job?
- STEP vs STL: CAD Measurement, Geometry and Accuracy
- STEP vs STP: Same Exchange Format, Different Extension
- STL Export Settings: Mesh Resolution, Units and Scale
- Do STL Files Have Units? How to Fix mm vs Inch Scale
- Calculate Surface Area from a STEP File
- Threads Missing from a STEP File? Geometry, PMI and Shop Handoffs
- Watertight Mesh: When an STL Can Have a Volume
- What B-Rep Means in a STEP or IGES File
- STEP File Volume Zero or Missing? Check Solid Geometry
- STL Volume Zero or Missing? Check the Mesh Is Closed
- Pack a CAD Assembly ZIP: Choose the Root and Keep Paths
Information
- Open CAD Files: Identify Formats and Resolve Import Problems
- Measure CAD Properties: Units, Dimensions and Valid Volume
- Convert and Hand Off CAD: Prepare, Verify and Compare
- CAD Measurement Accuracy: Geometry, Units & Mass
- CAD File Format Compatibility Matrix: View, Measure & Convert
- How to Measure CAD Files & Export Model Properties
- CADProps Specifications: Data Handling, Limits and Formats
- Terms of Service
- CADProps Press Coverage, Curated Lists & Directory Listings
- Advertise on CADProps: Sponsored Placements for CAD Products
- CADProps Editorial Policy: How Guides Are Written, Tested & Corrected
- Fast Online CAD Viewing with CADProps
- CADProps Connector for Claude: Inspect CAD Files
- STEP File Tools: Viewer, Dimensions, Volume & Conversion
- SolidWorks File Tools: SLDPRT/SLDASM Viewer & STEP Converter
- Siemens NX File Tools: PRT Viewer & STEP Converter
- CATIA File Tools: CATPart Viewer & STEP Converter
- Autodesk Inventor File Tools: IPT/IAM Viewer & STEP Converter
- IGES File Tools: Viewer, Area, Volume and STEP Conversion
- JT File Tools: Viewer and Mesh Export
- Parasolid X_T and X_B Tools: Viewer, Measurement and STEP
- ACIS SAT Tools: Viewer, Solids and STEP Conversion
- Mesh CAD Formats: STL, OBJ, 3MF, glTF and GLB
- About CADProps: Browser-Based CAD Tools from Singapore
- Privacy Policy
- Share CAD Models Online
- Online CAD File Converter
- Pricing
- Refund Policy