Best Stl Apps

249+ iOS apps curated and reviewed

4.6 avg rating
20 free apps
Updated October 2026

Every iPhone needs a few good stl apps. We benchmark 249+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.

Compare top Stl Apps (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1STL & 3D Model Viewer - Mes3DSTL & 3D Model Viewer - Mes3DFree4.5★ (15)NoYesOct 2026Sponsored
2STL Simple ViewerSTL Simple ViewerFree4.3★ (909)YesYesOct 2026
3Autodesk FusionAutodesk FusionFree4.5★ (4.1K)NoNoOct 2026
4Creality Cloud - 3D PrintingCreality Cloud - 3D PrintingFree4.6★ (7.1K)NoYesOct 2026
5Thingiverse Printables | 3D GOThingiverse Printables | 3D GOFree4.7★ (4.1K)NoYesOct 2026
6STL File Viewer ProSTL File Viewer ProFree4.5★ (65)YesYesOct 2026
7Open3D: STL & 3D Model ViewerOpen3D: STL & 3D Model ViewerFree4.7★ (18)YesNoOct 2026
8Quick STL ViewerQuick STL ViewerFree4.9★ (11)NoYesSep 2026

Top Picks for Stl

STL & 3D Model Viewer - Mes3D#1

STL & 3D Model Viewer - Mes3D by ONNEX YAZILIM ANONIM SIRKETI

Supports STEP, GLB, OBJ, glTF
4.5(15 ratings)
Free
STL & 3D Model Viewer - Mes3D screenshot 1
STL & 3D Model Viewer - Mes3D screenshot 2
STL & 3D Model Viewer - Mes3D screenshot 3
STL & 3D Model Viewer - Mes3D screenshot 4

Easily view, inspect, and explore 3D models on your device. Supports common file formats and offers intuitive touch controls for rotation, panning, and zooming. Visualize models in AR and capture snapshots for sharing.

STL Simple Viewer#2

STL Simple Viewer by Victor Bovio

View STL, 3MF & DXF 3D models
Strong Contender
📊 Productivity
4.3😞(909 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
  • 🔍 Limited functionality for larger files
4.5😐(4.1K ratings)
Free
Autodesk Fusion screenshot 1
Autodesk Fusion screenshot 2
Autodesk Fusion screenshot 3

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.

What We Love

  • 🚀 Great for showing designs
  • 👍 Easy to use and understand
  • 💡 Powerful CAD/CAM capabilities
  • 🚀 Convenient for collaboration

Room to Improve

  • 🐛 Crashes and login issues
  • 👎 Limited functionality compared to desktop version
  • 👎 Constantly logs out
  • 🐛 Buggy and unreliable
4.6😊(7.1K 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
Creality Cloud - 3D Printing screenshot 5

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
  • 💡 Integrated slicer and scanner
  • 🤝 Supportive community

Room to Improve

  • 🐛 Connectivity issues
  • 🔍 Limited customization options
  • 💰 Paid features and subscriptions
  • 🤖 Unreliable AI support
  • 📱 Suboptimal iPad experience

More Stl apps to explore

FAQ about Stl

What are the best stl apps for iPhone?
STL Simple Viewer tops our stl apps ranking as of October 2026, with a 4.3-star average from 909 App Store ratings, and it's free to download.
Yes — 20 of the top stl apps we rank are free to download, including STL Simple Viewer and Autodesk Fusion.
STL Simple Viewer shows ads and offers in-app purchases, according to its App Store listing as of October 2026.
We track 249+ stl apps on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.

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