Best Quick Stl Viewer Apps

182+ iOS apps curated and reviewed

4.0 avg rating
20 free apps
Updated June 2026

If you already know Quick STL Viewer, this is the deeper bench. 182+ quick stl viewer apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of June 2026.

Top Picks for Quick Stl Viewer

Quick STL Viewer#1

Quick STL Viewer by KEAT MEN TANG

Editor's Choice
πŸ”§ Utilities
4.9(7 ratings)
FreeIn-App Purchases
Quick STL Viewer screenshot 1
Quick STL Viewer screenshot 2
Quick STL Viewer screenshot 3
Quick STL Viewer screenshot 4

Instantly open and preview 3D STL files with a smooth, responsive interface. Explore models by rotating and zooming, switch to wireframe mode, and customize colors for better visibility. This app offers a distraction-free viewing experience for checking models or print details on the go.

STL Simple Viewer#2

STL Simple Viewer by Victor Bovio

Quickly view 3D STL CAD models
Strong Contender
πŸ“Š Productivity
4.3😞(847 ratings)
FreeAdsIn-App Purchases
STL Simple Viewer screenshot 1
STL Simple Viewer screenshot 2
STL Simple Viewer screenshot 3
STL Simple Viewer screenshot 4

Easily view and interact with 3D STL CAD models. Supports various file types and offers advanced rendering options for detailed analysis. Get model information and explore interiors with clipping planes.

What We Love

  • πŸš€ Simple and intuitive viewer
  • πŸ‘ Useful viewing options
  • πŸ’‘ Supports multiple file formats

Room to Improve

  • πŸ› Frequent crashes
  • πŸ”‹ High battery consumption
  • 🚨 Excessive and intrusive ads
STL File Viewer Pro#3

STL File Viewer Pro by Andeesh Mehdi Syed

Simplest Way To View STL Files
Worth Considering
πŸ› οΈ Developer Tools
4.4(50 ratings)
FreeAdsIn-App Purchases
#76in Developer Tools
STL File Viewer Pro screenshot 1
STL File Viewer Pro screenshot 2
STL File Viewer Pro screenshot 3

Easily view, rotate, and inspect 3D STL files on your iPhone or iPad. Load models instantly from various sources for 3D printing, design review, or engineering inspection.

More Quick Stl Viewer apps to explore

4
STL Viewer Β· Model File Reader
STL Viewer Β· Model File Reader
STL Viewer Β· Model File Reader
Fast STL File View & 3D Reader
Free

Quickly view and interact with 3D model files. Rotate, zoom, and project models into your environment using augmented reality. Offers customization options and multi-model support.

Fast STL file viewing3D model rotation and zoomAugmented Reality (AR) projection
πŸ“Š Productivity
(2)
free with in-app purchases
5
STL Master
STL Master
STL Master
STL File Viewer + AR & Sharing
Free

View and interact with 3D models in augmented reality. Share instant screenshots and screen recordings of your designs directly from the app.

STL file viewingAugmented reality (AR) modeInstant screenshots
πŸ”§ Utilities
(49)
free
6
3D File Viewer: OBJ STP & more
3D File Viewer: OBJ STP & more
3D File Viewer: OBJ STP & more
STP STL OBJ FBX GLTF & More
Free

Easily open and explore 3D model files on your iPhone or iPad. Supports over 20 popular formats, offering smooth viewing with intuitive touch controls. Ideal for designers, engineers, architects, and students working with 3D data.

Supports over 20 3D file formatsFast and smooth 3D file viewingZoom, rotate, and pan with touch controls
πŸ”§ Utilities
(35)
free with in-app purchases
7
exocad webview
exocad webview
exocad webview
Fast STL 3D Viewer
Free

This free 3D viewer allows you to quickly load and inspect various 3D model file formats on any mobile device. It supports common open formats and offers intuitive controls for adjusting transparency, rotation, and shading. Specialized features are available for dental professionals using specific software.

Load various 3D model formats (STL, OBJ, PLY, etc.)Intuitive touch controlsAdjust mesh transparency and shading
πŸ”§ Utilities
(14)
free
8
DWG FastView-CAD Viewer&Editor
DWG FastView-CAD Viewer&Editor
DWG FastView-CAD Viewer&Editor
* Support 2D/3D CAD formats
Free

This cross-platform CAD application allows users to view, edit, and create 2D and 3D designs on the go. It supports a wide range of file formats and offers advanced tools for precise drawing, measurement, and annotation, even offline.

View and edit 2D/3D CAD drawingsSupports over 40 3D drawing formatsAccurate measurement and annotation tools
πŸ“Š Productivity
(50)
free with in-app purchases
9
AutoCAD
AutoCAD
AutoCAD
DWG Viewer & Editor
Free

Access and edit CAD drawings on the go with this official application. It provides essential drafting and design tools for creating, updating, and sharing 2D drawings from any device. Collaborate with teams and simplify workflows by accessing files from various cloud storage services.

2D file viewingCreate, edit, and share 2D drawingsOffline work and sync
πŸ“Š Productivity
(6.3K)
freemium
10
3D Model Viewer - AR View
3D Model Viewer - AR View
3D Model Viewer - AR View
View model in AR and 3D mode
Free

View and interact with various 3D model formats in both AR and 3D modes. This intuitive tool supports local and cloud documents, custom backgrounds, and shadow casting. Easily import models via multiple methods and share your creations.

AR and 3D viewing modesSupports numerous 3D file formatsLocal and cloud document integration
πŸ“Š Productivity
(323)
free with in-app purchases
11
CAD FastView: DWG Viewer
CAD FastView: DWG Viewer
CAD FastView: DWG Viewer
DWG Viewer - DWG/DXF Reader
Free

View, convert, and print CAD drawings on your mobile device. Supports DWG, DXF, and PDF formats with iCloud sync and Wi-Fi printing. Ideal for architects, engineers, and construction professionals.

Fast DWG/DXF viewingConvert drawings to PDFWi-Fi printing
πŸ“Š Productivity
(33)
freemium
12
STEP Viewer
STEP Viewer
STEP Viewer
Fast STEP File Viewer
Free
πŸ“Š Productivity
(0)
13
3D Viewer by Chief Architect
3D Viewer by Chief Architect
3D Viewer by Chief Architect
by Chief Architect
Free

Explore 3D architectural models in virtual reality. Navigate through home designs with intuitive controls, experiencing them before construction. Ideal for professionals to share immersive project previews with clients.

Virtual reality navigationWalk and fly through designsExterior, room, and floor plan views
πŸ“Š Productivity
(490)
free
14
3D Model Viewer & Converter
3D Model Viewer & Converter
3D Model Viewer & Converter
STL,GLB,3MF,OBJ,DXF,USDZ ...
Free

This tool allows you to open, view, and convert a wide variety of 3D file formats on your Apple devices. It offers basic editing, cross-sectioning, and exploded views, with options for batch conversion and exporting projected views.

Import numerous 3D formatsConvert between popular 3D formatsBasic editing tools
πŸ“Š Productivity
(1)
freemium
15
3D CAD Model Viewer
3D CAD Model Viewer
3D CAD Model Viewer
by Machine Research Corporation
Free

Easily view, analyze, and share 3D CAD models and drawings from various file formats. Organize your models into a catalog for quick reference and access job information. Streamline your quoting process by leveraging past projects and profitability data.

View models from any angleApply bounding box for measurementsMarkup and annotate models
πŸ’Ό Business
(13)
free
16
Autodesk Fusion
Autodesk Fusion
Autodesk Fusion
by Autodesk
Free

Collaborate on 3D designs from anywhere with this mobile app. View, comment on, and share CAD models in over 100 formats. It works with a companion cloud-based desktop product for product design and development.

View over 100 file formatsCollaborate on 3D designsComment on project activities
πŸ“Š Productivity
(4.1K)
free
17
3D Model Viewer: STL & USDZ
3D Model Viewer: STL & USDZ
3D Model Viewer: STL & USDZ
View 3D USDZ and CAD STL, PLY
Free

Easily view and interact with 3D models in various formats like USDZ, STL, and OBJ. Explore your designs with intuitive gestures, high-performance rendering, and augmented reality capabilities. Record animations of your models for sharing.

View USDZ, STL, OBJ, PLY filesIntuitive gesture controlsHigh-performance rendering
πŸ“Š Productivity
(4)
free with in-app purchases
18
ViewCAD:2D/3D CAD Model Viewer
ViewCAD:2D/3D CAD Model Viewer
ViewCAD:2D/3D CAD Model Viewer
View CAD Models Anywhere
Free
πŸ“Š Productivity
(0)
19
3D GO | 3D Printing Models
3D GO | 3D Printing Models
3D GO | 3D Printing Models
Thingiverse Printables Cults3d
Free

This app consolidates 3D model searching, viewing, and slicing from major platforms into a single interface. It allows users to find, preview, organize, and prepare STL files for 3D printing, streamlining the entire workflow.

Search multiple 3D model sitesFull 3D preview and STL viewerBuilt-in 3D slicer with G-code export
πŸ”§ Utilities
(3.8K)
free with in-app purchases
20
STL Buddy Fast 3D Scanner App
STL Buddy Fast 3D Scanner App
STL Buddy Fast 3D Scanner App
Scan Anything into a 3D model
Free

Transform real-world objects into 3D printable models or digital assets using your device's camera or uploaded images. Generate STL files instantly for 3D printing, AR/VR, and design projects. Offers essential tools for cleanup and repair.

3D object scanning with guided captureAI reconstruction from imagesInstant STL export for 3D printing
πŸ“· Photo & Video
(24)
freemium