🧊3D Models

STP File Viewer Online

Open and preview .stp files (STEP 3D Model) directly in your browser — no downloads, no installs, no account required.

Open STP File Now →
🔒 Files never leave your browser⚡ Instant preview🆓 Free forever

About STP Files

Extension.stp
Full NameSTEP 3D Model
MIME Typeapplication/step
Category🧊 3D Models
Processing🔒 In-browser (private)

Software That Creates STP Files

  • SolidWorks
  • CATIA
  • FreeCAD
  • Fusion 360

How to Open STP Files Online

  1. Visit ViewAnyFile.app

    Go to ViewAnyFile.app in any web browser.

  2. Upload your STP file

    Drag and drop your .stp file, or click to browse.

  3. View instantly

    Your file renders immediately. It stays in your browser — nothing is uploaded.

Frequently Asked Questions

How do I open a STP file online?

Visit ViewAnyFile.app and drag your .stp file into the upload area. It renders instantly — no download or account needed.

Is it safe to open STP files on ViewAnyFile.app?

Yes. All processing for STP files happens entirely inside your browser. Your files never leave your device and are never uploaded to any server.

Can I open STP files on Mac and mobile?

Yes. ViewAnyFile.app works in any modern browser on Windows, macOS, Linux, iPhone (Safari), and Android (Chrome). No operating system restrictions.

Do I need to create an account?

No. ViewAnyFile.app is 100% free with no signup required. Just drag, drop, and view.