Best Stl Apps

207+ iOS apps curated and reviewed

4.4 avg rating
20 free apps
Updated May 2026

Every iPhone needs a few good stl apps. We benchmark 207+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.

Top Picks for Stl

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

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

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

Room to Improve

  • 🐛 Frequent crashes
  • 🔋 High battery consumption
  • 🚨 Excessive and intrusive ads
Creality Cloud - 3D Printing#2

Creality Cloud - 3D Printing by CREALITY 3D HK TECHNOLOGY LIMITED

Make 3D Printing Simple
Strong Contender
🔧 Utilities
4.6😊(6.7K ratings)
FreeIn-App Purchases
Creality Cloud - 3D Printing screenshot 1
Creality Cloud - 3D Printing screenshot 2
Creality Cloud - 3D Printing screenshot 3
Creality Cloud - 3D Printing screenshot 4

This platform simplifies 3D printing for makers and hobbyists. Explore a vast model library, slice and print directly from your phone, and manage your printer remotely. Connect with a global community, earn rewards for your designs, and enhance your creativity.

What We Love

  • 🚀 Easy to use
  • 👍 Intuitive interface
  • 🔍 Vast model library
  • 🌐 Remote printing and monitoring

Room to Improve

  • 🐛 Connectivity issues
  • 🔍 Limited customization options
  • 💰 Paid features and subscriptions
STL File Viewer Pro#3

STL File Viewer Pro by Andeesh Mehdi Syed

Simplest Way To View STL Files
Worth Considering
🛠️ Developer Tools
4.4(50 ratings)
FreeAdsIn-App Purchases
#85in 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 Stl apps to explore

4
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
🔧 Utilities
(3.8K)
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
🔧 Utilities
(49)
free
6
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
📊 Productivity
(4.1K)
free
7
3D Modeling, Design: Shapeyard
3D Modeling, Design: Shapeyard
3D Modeling, Design: Shapeyard
Sketch, sculpt, 3d print, art
Free

This app offers intuitive 3D modeling tools for creating detailed models on mobile devices. It's suitable for beginners, kids, and professionals, with features for game development and 3D printing. Export your designs for use in popular game engines or to bring them to life with a 3D printer.

Intuitive 3D modeling toolsSculpting capabilities3D model export (OBJ, STL)
🎨 Graphics & Design
(6K)
subscription
8
STL Viewer · Model File Reader
STL Viewer · Model File Reader
STL Viewer · Model File Reader
Fast STL File View & 3D Reader
Free
📊 Productivity
(2)
9
Polycam 3D Scans & Floor Plans
Polycam 3D Scans & Floor Plans
Polycam 3D Scans & Floor Plans
LiDAR for Measurement & CAD
Free

Create high-quality 3D models, precise LiDAR scans, and immersive 360° images directly from your iPhone or iPad. Edit and export your creations in industry-standard formats, and share them with a global community of creators.

Create high-quality 3D models from photosPrecise LiDAR 3D scanningGenerate detailed 3D room models
📷 Photo & Video
(42K)
free with in-app purchases
10
3D Model Viewer - AR & Print
3D Model Viewer - AR & Print
3D Model Viewer - AR & Print
Simulate 3D Printing and AR
Free

Explore and interact with 3D models on your mobile device. Simulate the 3D printing process to identify potential issues before committing to a print. Visualize your models in augmented reality, adjusting scale and rotation within your real-world environment.

View 3D models in real-timeRotate, zoom, and paint modelsSimulate 3D printing process
📊 Productivity
(320)
free with in-app purchases
11
The STL App
The STL App
The STL App
Every local event. Every time.
Free

Discover local events, entertainment, and activities in the Greater St. Louis area. Find everything from major concerts to hidden neighborhood gems with curated listings and smart filtering.

Curated event discoveryHyper-local focusSmart filtering by category, date, location
🌟 Lifestyle
(6)
free
12
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
🔧 Utilities
(14)
free
13
3d Scanner App™
3d Scanner App™
3d Scanner App™
LIDAR Scan in 3d
Free

Transform your device into a powerful 3D scanner using LIDAR or TrueDepth technology. Capture spaces and objects in full-color 3D, edit scans, and share them in various popular formats for professional workflows or personal projects.

LIDAR and TrueDepth scanningFull-color 3D captureMultiple export formats (OBJ, GLTF, STL, etc.)
🔧 Utilities
(15K)
freemium
14
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
📊 Productivity
(4)
free with in-app purchases
15
Remeshy: AI 3D Printables
Remeshy: AI 3D Printables
Remeshy: AI 3D Printables
3D Print,Modelling,Bambu,Model
Free

Transform images and text into printable 3D models and STL files using AI. Create solid, watertight geometry for 3D printing without needing complex CAD software. Ideal for figurines, tools, prototypes, and custom objects, with seamless integration for Bambu printers and popular slicers.

Generate 3D models from images or textCreate solid, printable geometryExport STL files for 3D printing
🎨 Graphics & Design
(93)
freemium
16
Qlone 3D Scanner
Qlone 3D Scanner
Qlone 3D Scanner
Easy, User-Friendly AR Capture
Free

Easily create, edit, and export 3D models from real-world objects using your phone. Enhance your creations with built-in tools and bring them to life in Augmented Reality.

Real-time 3D model creationBuilt-in editing tools (texture, clean, sculpt, shape, art)Augmented Reality (AR) view and animation
🎨 Graphics & Design
(1.6K)
free with in-app purchases
17
3D Kit: STL Viewer
3D Kit: STL Viewer
3D Kit: STL Viewer
CAD Model & Print Preview AR
Free
🎨 Graphics & Design
(0)
18
Quick STL Viewer
Quick STL Viewer
Quick STL Viewer
by KEAT MEN TANG
Free
🔧 Utilities
(7)
19
3DMold - 3D Mold Maker & STL
3DMold - 3D Mold Maker & STL
3DMold - 3D Mold Maker & STL
Split CAD Models for Printing
Free
📊 Productivity
(0)
20
STL CITY SC
STL CITY SC
STL CITY SC
The Official MLS Team App
Free

Access exclusive club content, order food, and navigate the stadium. Stay updated with news, player stats, and match schedules. Enjoy rewards and perks with integrated payment options.

Exclusive club news and contentMobile food orderingInteractive stadium maps
⚽ Sports
(202)
free with in-app purchases

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