Step Preview Icon

Step Preview

The missing QuickLook & Thumbnail provider for STEP files on macOS.

Workflow Redefined

Stop opening CAD software just to find the right part. See everything instantly.

Instant Thumbnails

Beautiful, high-fidelity 3D thumbnails for every STEP file in your folders. Works exactly like native images.

QuickLook Support

Press space to peek inside. Get a clear view of your 3D models without launching heavy applications.

Native & Clean

Built with Native Swift rendering and optimized for macOS. High-performance, seamless integration directly in Finder.

Buy Once. Own it Forever.

We don't believe in subscriptions for tools. Professional utilities should be simple, affordable, and yours.

Coming Soon to App Store