Quick3D CAD Viewer

Quick3D CAD Viewer

STEP, STL & 3D Model Viewer

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Free
With Ads

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Released
October 1, 2026
Updated
October 14, 2026

Features

Quick3D CAD Viewer screenshot #1 for iPhone
Quick3D CAD Viewer screenshot #2 for iPhone
Quick3D CAD Viewer screenshot #3 for iPhone
Quick3D CAD Viewer screenshot #4 for iPhone
Quick3D CAD Viewer screenshot #5 for iPhone
iphone
ipad
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About

Quick3D Viewer 3D CAD Viewing Made Simple. Quick3D Viewer is a free 3D model viewer for iPhone and iPad. Open and explore a wide range of 3D files, including STEP, IGES, STL, OBJ, and more, right from your mobile device. Whether you're on the factory floor, meeting with clients, or away from your desk, Quick3D Viewer makes it easy to inspect 3D models wherever you go. Key Features ■ Supports Multiple 3D File Formats View STEP / STP, IGES / IGS, STL, OBJ, PLY, 3MF, GLB, and USDZ files. ■ Intuitive 3D Navigation Rotate, zoom, and pan models using simple touch gestures. Explore your designs from different angles. ■ Full-Screen Viewing Hide banner ads in full-screen mode and enjoy more space to inspect your 3D models. ■ Designed for iPhone and iPad View 3D models on your phone or tablet, wherever your work takes you. Perfect For - Inspecting 3D models on the factory floor - Reviewing CAD designs and engineering projects - Sharing designs during meetings - Checking models for 3D printing - Viewing CAD files while on the go 3D CAD in Your Pocket. Make 3D viewing easier with Quick3D Viewer.
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What's New in Quick3D CAD Viewer

1.1

October 14, 2026

【QuickSTEP Viewer is now Quick3D Viewer!】 With version 1.1, we've renamed QuickSTEP Viewer to Quick3D Viewer to reflect its expanded support for 3D file formats. What started as a STEP and IGES viewer has evolved into a more versatile 3D model viewer. ■ What's New • Renamed the app from QuickSTEP Viewer to Quick3D Viewer • Added support for STL, OBJ, PLY, 3MF, GLB, and USDZ files • Improved the 3D model viewing experience • Added a full-screen mode that hides banner ads • Optimized layouts for iPhone and iPad We'll continue improving Quick3D Viewer to make viewing 3D models easier, wherever you go!

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