Best Fast Stl Viewer Apps

175+ iOS apps curated and reviewed

4.1 avg rating
20 free apps
Updated May 2026

STL File Viewer Pro is the household name in fast stl viewer, but it's far from the only option. We track 175+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Top Picks for Fast Stl Viewer

STL File Viewer Pro#1

STL File Viewer Pro by Andeesh Mehdi Syed

Simplest Way To View STL Files
Editor's Choice
🛠️ Developer Tools
4.4(50 ratings)
FreeAdsIn-App Purchases
#87in Developer Tools
STL File Viewer Pro screenshot 1
STL File Viewer Pro screenshot 2
STL File Viewer Pro screenshot 3

View and interact with your 3D STL models with ease, rotating, zooming, and inspecting them with smooth and intuitive gestures. Download now to explore your 3D models in a comfortable and efficient way, perfect for 3D printing, CAD modeling, and more.

STL Simple Viewer#2

STL Simple Viewer by Victor Bovio

Quickly view 3D STL CAD models
Strong Contender
📊 Productivity
4.3😞(721 ratings)
FreeAdsIn-App Purchases
STL Simple Viewer screenshot 1
STL Simple Viewer screenshot 2
STL Simple Viewer screenshot 3
STL Simple Viewer screenshot 4

View 3D STL CAD models with ease using our app. Features include support for both ASCII and Binary STL files, graphic operations for manipulation, and rendering options for detailed viewing. Contact us at support@boviosoft.com for more information.

What We Love

  • 🚀 Simple and intuitive viewer
  • 👍 Useful viewing options
  • 💡 Supports multiple file formats

Room to Improve

  • 🐛 Frequent crashes
  • 🔋 High battery consumption
  • 🚨 Excessive and intrusive ads

More Fast Stl Viewer apps to explore

4
STL Master
STL Master
STL Master
STL File Viewer + AR & Sharing
Free

Explore intricate 3D models with ease using this powerful STL file viewer with AR capabilities. View, manipulate, and showcase your designs in augmented reality for a truly immersive experience. Embark on a new dimension of creativity today!

🔧 Utilities
(49)
5
exocad webview
exocad webview
exocad webview
Fast STL 3D Viewer
Free

Load 3D models quickly and easily in a free viewer that supports common file formats like STL, OBJ, and PLY. Seamlessly view and adjust 3D meshes on any mobile device, with features like mesh transparency and texture mapping, and try it out for free without registration.

🔧 Utilities
(14)
6
Quick STL Viewer
Quick STL Viewer
Quick STL Viewer
by KEAT MEN TANG
Free
🔧 Utilities
(4)
7
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

View 3D models on your iPhone or iPad with support for over 20 popular file formats, including STL, OBJ, FBX, and more. Download to explore your 3D files anytime, anywhere.

🔧 Utilities
(35)
8
DWG FastView-CAD Viewer&Editor
DWG FastView-CAD Viewer&Editor
DWG FastView-CAD Viewer&Editor
* Support 2D/3D CAD formats
Free

DWG FastView-CAD Viewer allows users to view, edit, and share CAD drawings on mobile devices with ease. This intuitive app enables quick access to important design files anytime, anywhere. Access professional-grade features on-the-go and streamline your CAD workflow today.

📊 Productivity
(50)
9
3D Model Viewer - AR & Print
3D Model Viewer - AR & Print
3D Model Viewer - AR & Print
Simulate 3D Printing and AR
Free

Experience immersive 3D models in augmented reality with this app. Bring virtual objects to life in your surroundings with realistic textures and interactive features. Download now to explore endless possibilities in the world of 3D modeling.

📊 Productivity
(310)
10
3D Model Viewer: STL & USDZ
3D Model Viewer: STL & USDZ
3D Model Viewer: STL & USDZ
View 3D USDZ and CAD STL, PLY
Free
📊 Productivity
(4)
11
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 models in AR and 3D mode using this advanced model viewer. Enjoy features like custom backgrounds, shadow casting, and support for multiple file formats. Share and save screenshots, access files locally or from the cloud, and get detailed model information. For feedback or support, email belighten@gmail.com.

📊 Productivity
(323)
12
CAD Reader-View & Measure DWG
CAD Reader-View & Measure DWG
CAD Reader-View & Measure DWG
DWG & PDF viewer
Free

This cross-platform CAD software allows users to view, measure, and annotate DWG, DXF, and PDF files, providing essential tools for engineers, designers, and quantity surveyors. With features such as measurement tools, collaboration tools, and advanced features like PDF to CAD conversion, it enables efficient work and collaboration, try it now!

📊 Productivity
(2.5K)
13
3d Scanner App™
3d Scanner App™
3d Scanner App™
LIDAR Scan in 3d
Free

Leverage advanced technology on your LIDAR or TrueDepth enabled device to create vibrant 3D scans of places and objects, which can be shared effortlessly through iMessage. Start capturing the world in stunning 3D today!

🔧 Utilities
(15K)
14
Creality Cloud - 3D Printing
Creality Cloud - 3D Printing
Creality Cloud - 3D Printing
Make 3D Printing Simple
Free

Discover a revolutionary platform for 3D printing hobbyists with features like a vast model library, built-in slicer, remote printer control, and a range of maker tools. Join the millions of makers using Creality Cloud to simplify and enhance their 3D printing experience.

🔧 Utilities
(6.7K)
15
CAD FastView: DWG Viewer
CAD FastView: DWG Viewer
CAD FastView: DWG Viewer
DWG Viewer - DWG/DXF Reader
Free

This multifunctional CAD drawing viewing and sharing application allows users to quickly view, share, and manage DWG drawings, with features like PDF conversion, cloud synchronization, and Wi-Fi printing. It is ideal for professionals like architects, engineers, and contractors who need to effortlessly handle various CAD drawing formats and tasks.

📊 Productivity
(33)
16
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
📷 Photo & Video
(24)
17
3D GO | 3D Printing Models
3D GO | 3D Printing Models
3D GO | 3D Printing Models
Thingiverse Printables Cults3d
Free

Discover a world of 3D printing with access to a wide range of models from top platforms like Thingiverse and MyMiniFactory. Ideal for enthusiasts and professionals, explore, download, and print diverse models for various 3D printers. Start creating with 3D GO today!

🔧 Utilities
(3.5K)
18
3D Model Viewer & Converter
3D Model Viewer & Converter
3D Model Viewer & Converter
STL,GLB,3MF,OBJ,DXF,USDZ ...
Free
📊 Productivity
(1)
19
STEP Viewer
STEP Viewer
STEP Viewer
Fast STEP File Viewer
Free
📊 Productivity
(0)
20
OBJ & MTL Simple Viewer
OBJ & MTL Simple Viewer
OBJ & MTL Simple Viewer
View and export 3D OBJ files
Free

This application allows users to quickly view and export 3D OBJ files, with features such as rotating, panning, and zooming, as well as obtaining model information and customizing rendering options. Try it out to easily load and interact with your 3D models.

📊 Productivity
(3)