Free Autodesk Inventor File Viewer Online: Open .ipt .iam Without a License

Open Autodesk Inventor files online without a license. Export STEP from Inventor and share an interactive 3D link in 60 seconds. Works for .ipt and .iam files.

Autodesk Inventor is the go-to CAD tool for small and mid-size manufacturers, equipment builders, and electromechanical designers. An Inventor Professional subscription costs $2,500–$5,000 per year. Native Inventor files (.ipt for parts, .iam for assemblies) cannot be opened without that license. OmniView 3D lets you view and share these files via a STEP export — no license required on the recipient's side.

How to Open an Inventor File Without an Autodesk License

Inventor's .ipt and .iam are proprietary Autodesk formats. To share with a client, supplier, or colleague without a license: export from Inventor as STEP, then share an OmniView 3D viewer link. Geometry, colors, and assembly structure are preserved.

1. 1In Inventor, go to File → Export → CAD Format
2. 2Select STEP (*.stp or *.step) — AP214 profile recommended
3. 3Upload the STEP file to OmniView 3D
4. 4Share the interactive link with your client or supplier

Inventor in Industry: SMEs, OEM Suppliers, Electromechanical

Autodesk Inventor dominates SME manufacturing in Europe and North America — special machinery, electromechanical equipment, industrial piping, tooling, and metal fabrication. Its users frequently collaborate with customers running CATIA, SolidWorks, or NX, requiring regular STEP exchanges. OmniView 3D streamlines these exchanges by enabling viewer access without CAD software on the recipient side.

How do I open a .ipt file without Autodesk Inventor?

Export the .ipt file as STEP from Inventor (File → Export → CAD Format → STEP). Upload the STEP to OmniView 3D. Share the link. The recipient views the part in 3D from their browser — no Inventor, no Design Review, no Autodesk Viewer account.

What is the best free Autodesk Inventor viewer?

OmniView 3D is the best free Inventor viewer for collaborative web sharing. Autodesk Viewer (cloud, free) opens native Inventor files but requires an Autodesk account and is not easily embeddable. Design Review (Autodesk desktop) is the legacy viewer, largely deprecated. OmniView generates a shareable link with no account required on the recipient's side.

What is the difference between Inventor, Inventor LT, and Inventor Professional?

Inventor LT is the simplified version (parts only, no assemblies). Inventor Professional is the full version with simulation, cable and harness, and piping. Both export to STEP — the universal format OmniView reads. If you receive a .iam file (assembly), your contact uses Inventor or Inventor Professional.