Best Stl Design Apps

250+ iOS apps curated and reviewed

4.3 avg rating
19 free apps
Updated October 2026

Finding the right stl design apps can be overwhelming with so many options. We've analyzed 250+ apps to bring you the best choices for 2026, from free options to premium solutions with advanced features.

Compare top Stl Design Apps (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Handy 3D Designs For Bambu LabHandy 3D Designs For Bambu LabFree2.5★ (14)NoYesOct 2026
2Open3D: STL & 3D Model ViewerOpen3D: STL & 3D Model ViewerFree4.7★ (18)YesNoOct 2026
3Putty BuddyPutty Buddy$0.994.8★ (11)NoNoOct 2026
43DMold - 3D Mold Maker & STL3DMold - 3D Mold Maker & STLFree—NoYesSep 2026
5Forma3D - 3D Modeling & PrintForma3D - 3D Modeling & PrintFree5.0★ (5)NoYesOct 2026
6Thingiverse Printables | 3D GOThingiverse Printables | 3D GOFree4.7★ (4.1K)NoYesOct 2026
7STL Viewer – 3D Model ViewerSTL Viewer – 3D Model ViewerFree—YesNoOct 2026
8STL MasterSTL MasterFree4.2★ (49)NoNoMay 2026

Top Picks for Stl Design

Handy 3D Designs For Bambu Lab#1

Handy 3D Designs For Bambu Lab by Zain Ul Abadeen

Printable STL 3D Model Prints
Editor's Choice
🎨 Graphics & Design
2.5(14 ratings)
FreeIn-App Purchases
Handy 3D Designs For Bambu Lab screenshot 1
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Explore and download a vast collection of 3D printable models for various projects. Find designs for home decor, toys, gadgets, and more, all optimized for your compatible 3D printer. Offers a clean interface and regularly updated content for a smooth creative experience.

Putty Buddy#3

Putty Buddy by Bad Assassin Games

3D Sculpting & Modeling
Worth Considering
🎨 Graphics & Design
4.8(11 ratings)
$0.99
Putty Buddy screenshot 1
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Create 3D models with intuitive sculpting tools and digital clay. Shape characters and objects with various brushes, adjust details, and apply material finishes. Export your creations in OBJ and STL formats for further use.

More Stl Design apps to explore

FAQ about Stl Design

What are the best stl design apps for iPhone?
Handy 3D Designs For Bambu Lab tops our stl design apps ranking as of October 2026, with a 2.5-star average from 14 App Store ratings, and it's free to download.
Yes — 19 of the top stl design apps we rank are free to download, including Handy 3D Designs For Bambu Lab and Open3D: STL & 3D Model Viewer.
Handy 3D Designs For Bambu Lab has no ads and offers in-app purchases, according to its App Store listing as of October 2026.
We track 250+ stl design apps on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.