Best Stl Editor Apps

250+ iOS apps curated and reviewed

4.5 avg rating
20 free apps
Updated October 2026

Looking for free stl editor apps? 20 of our 250+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.

Compare top Stl Editor Apps (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
13D modeling: Design my model3D modeling: Design my modelFree4.6★ (14K)NoYesOct 2026
23D GO | 3D Printing Models3D GO | 3D Printing ModelsFree4.7★ (4.1K)NoYesOct 2026
3Autodesk FusionAutodesk FusionFree4.5★ (4.1K)NoNoOct 2026
4Forma3D - 3D Modeling & PrintForma3D - 3D Modeling & PrintFree5.0★ (5)NoYesOct 2026
5STL MasterSTL MasterFree4.2★ (49)NoNoMay 2026
63D Modeling, Design: Shapeyard3D Modeling, Design: ShapeyardFree4.5★ (5.7K)NoYesOct 2026
7STL Simple ViewerSTL Simple ViewerFree4.3★ (904)YesYesOct 2026
8Onshape 3D CADOnshape 3D CADFree3.5★ (410)NoNoOct 2026

Top Picks for Stl Editor

3D modeling: Design my model#1

3D modeling: Design my model by Core five, Inc.

Sculpt & sketch digital art
Editor's Choice
🎨 Graphics & Design
4.6😊(14K ratings)
FreeIn-App Purchases
#90in Graphics & Design
3D modeling: Design my model screenshot 1
3D modeling: Design my model screenshot 2
3D modeling: Design my model screenshot 3
3D modeling: Design my model screenshot 4
3D modeling: Design my model screenshot 5
3D modeling: Design my model screenshot 6

Create 3D models and digital art on your mobile device. Sculpt, sketch, and color your designs with intuitive gesture controls and a comprehensive set of modeling tools. Export your creations in standard formats.

What We Love

  • 👍 Easy to use
  • 🚀 Smooth performance
  • 💡 Helpful tutorials
  • 🎨 Good modeling tools
  • 🎨 Intuitive interface

Room to Improve

  • 🔒 Exporting locked behind paywall
  • 🔒 Subscription model
  • 🐛 Crashes and freezes
  • 🔍 Unclear file management
  • 🔍 Confusing controls
3D GO | 3D Printing Models#2

3D GO | 3D Printing Models by SimpleDev LLC

Thingiverse Printables Cults3d
Strong Contender
🔧 Utilities
4.7😐(4.1K ratings)
FreeIn-App Purchases
3D GO | 3D Printing Models screenshot 1
3D GO | 3D Printing Models screenshot 2
3D GO | 3D Printing Models screenshot 3
3D GO | 3D Printing Models screenshot 4
3D GO | 3D Printing Models screenshot 5
3D GO | 3D Printing Models screenshot 6

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.

What We Love

  • 👍 Convenient and free app
  • 🚀 Great database of free files
  • 🚀 Easy to send prints directly to printer
  • 👍 Helpful developer response
  • 🚀 Seamless switching between sites

Room to Improve

  • 💰 Subscription required for full access
  • 🐛 Buggy app with crashes and freezes
  • 🚫 Inaccessible for smaller screens
  • 🚫 Limited functionality compared to websites
  • 🚫 Files saved as zips are inconvenient
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

More Stl Editor apps to explore

FAQ about Stl Editor

What are the best stl editor apps for iPhone?
3D modeling: Design my model tops our stl editor apps ranking as of October 2026, with a 4.6-star average from 14K App Store ratings, and it's free to download.
Yes — 20 of the top stl editor apps we rank are free to download, including 3D modeling: Design my model and 3D GO | 3D Printing Models.
3D modeling: Design my model has no ads and offers in-app purchases, according to its App Store listing as of October 2026.
We track 250+ stl editor apps on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.