Best Stl Modeling Apps

215+ iOS apps curated and reviewed

4.1 avg rating
20 free apps
Updated May 2026

If you already know STL Simple Viewer, this is the deeper bench. 215+ stl modeling apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of May 2026.

Top Picks for Stl Modeling

STL Simple Viewer#1

STL Simple Viewer by Victor Bovio

Quickly view 3D STL CAD models
Editor's Choice
📊 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 Stl Modeling apps to explore

4
Quick STL Viewer
Quick STL Viewer
Quick STL Viewer
by KEAT MEN TANG
Free
🔧 Utilities
(4)
5
STL Viewer · Model File Reader
STL Viewer · Model File Reader
STL Viewer · Model File Reader
Fast STL File View & 3D Reader
Free
📊 Productivity
(2)
6
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)
7
3D Modeling, Design: Shapeyard
3D Modeling, Design: Shapeyard
3D Modeling, Design: Shapeyard
Sketch, sculpt, 3d print, art
Free

Discover Shapeyard, the ultimate 3D modeling and printing app! Create intricate 3D models effortlessly, explore a vast library, and seamlessly transition to 3D printing. Unleash your creativity with Shapeyard today!

🎨 Graphics & Design
(6K)
8
3DMold - 3D Mold Maker & STL
3DMold - 3D Mold Maker & STL
3DMold - 3D Mold Maker & STL
Split CAD Models for Printing
Free
📊 Productivity
(0)
9
3D Model Viewer & Converter
3D Model Viewer & Converter
3D Model Viewer & Converter
STL,GLB,3MF,OBJ,DXF,USDZ ...
Free
📊 Productivity
(1)
10
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)
11
3D Printing Thingiverse Models
3D Printing Thingiverse Models
3D Printing Thingiverse Models
Slicer, Viewer & WiFi Printing
Free
🔧 Utilities
(3)
12
3D Kit: STL Viewer
3D Kit: STL Viewer
3D Kit: STL Viewer
CAD Model & Print Preview AR
Free
🎨 Graphics & Design
(0)
13
STL File Viewer Pro
STL File Viewer Pro
STL File Viewer Pro
Simplest Way To View STL Files
Free

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.

🛠️ Developer Tools
(50)
14
ModelPlay-3D Model Viewer
ModelPlay-3D Model Viewer
ModelPlay-3D Model Viewer
Support GLB FBX OBJ STL PLY
Free

ModelPlay is a versatile 3D model viewer for mobile devices, supporting various import formats like GLB, FBX, OBJ, and more. Users can easily customize lighting, backgrounds, materials, animations, and more, without needing professional 3D knowledge. Experience stunning 3D effects and provide feedback for future updates!

🎨 Graphics & Design
(6)
15
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)
16
USDZ to STL & OBJ Converter
USDZ to STL & OBJ Converter
USDZ to STL & OBJ Converter
Export 3D scans for printers
Free
🔧 Utilities
(0)
17
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)
18
uMake: 3D CAD Modeling, Design
uMake: 3D CAD Modeling, Design
uMake: 3D CAD Modeling, Design
Sketch, Model & Design with AI
Free

Create stunning 3D models with uMake: a user-friendly app for both professionals and beginners. From sketching to rendering, uMake offers powerful tools and features to bring your ideas to life. Try it now and unleash your creativity!

🎨 Graphics & Design
(4K)
19
SketchUp - 3D Modeling
SketchUp - 3D Modeling
SketchUp - 3D Modeling
Interior Design & Architecture
Free

Design and visualize 3D models easily with this intuitive application for architects and designers. Start bringing your ideas to life in three dimensions now!

🎨 Graphics & Design
(17K)
20
AI 3D Model Generator - Obloid
AI 3D Model Generator - Obloid
AI 3D Model Generator - Obloid
Photo To Printables STL Viewer
Free
🎨 Graphics & Design
(45)