Best Stl Editor Apps

249+ iOS apps curated and reviewed

4.2 avg rating
20 free apps
Updated September 2026

Looking for free stl editor apps? 20 of our 249+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.

Compare top Stl Editor Apps (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
13D modeling: Design my model3D modeling: Design my modelFree4.6★ (14K)NoYesSep 2026
23D GO | 3D Printing Models3D GO | 3D Printing ModelsFree4.7★ (3.9K)NoYesSep 2026
3Autodesk FusionAutodesk FusionFree4.5★ (4.1K)NoNoSep 2026
43D Modeling, Design: Shapeyard3D Modeling, Design: ShapeyardFree4.5★ (5.7K)NoYesSep 2026
5STL MasterSTL MasterFree4.2★ (49)NoNoMay 2026
6Onshape 3D CADOnshape 3D CADFree3.5★ (408)NoNoSep 2026
7STL Simple ViewerSTL Simple ViewerFree4.3★ (866)YesYesSep 2026
8FanMake: Kpop Photocard MakerFanMake: Kpop Photocard MakerFreeNoYesAug 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
#92in 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😐(3.9K 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 September 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 September 2026.
We track 249+ stl editor apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
This app allows you to design 3D content on your iPhone or iPad using intuitive gestures. You can sculpt, sketch, and color your digital art with a wide range of tools for manipulating vertices, edges, faces, and objects. It also supports texture painting and material application.
No, an Apple Pencil is not required to use the app. You can easily design 3D content using gestures on your iPhone or iPad. However, if you prefer to use an Apple Pencil, it is supported and can be used for more precise control.