Best Stl File Viewer Apps

249+ iOS apps curated and reviewed

4.4 avg rating
19 free apps
Updated October 2026

Every iPhone needs a few good stl file viewer 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 File Viewer 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
3STL File Viewer ProSTL File Viewer ProFree4.5★ (65)YesYesOct 2026
4Quick STL ViewerQuick STL ViewerFree4.9★ (11)NoYesSep 2026
5STL MasterSTL MasterFree4.2★ (49)NoNoMay 2026
63D File Viewer: OBJ STP & more3D File Viewer: OBJ STP & moreFree4.5★ (48)NoYesSep 2026
7STL Viewer · Model File ReaderSTL Viewer · Model File ReaderFree—YesYesOct 2026
8Meshly: STL ViewerMeshly: STL ViewerFree—NoYesOct 2026

Top Picks for Stl File Viewer

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
Quick STL Viewer#4

Quick STL Viewer by KEAT MEN TANG

Clean 3D Model Viewer
4.9(11 ratings)
FreeIn-App Purchases
Quick STL Viewer screenshot 1
Quick STL Viewer screenshot 2
Quick STL Viewer screenshot 3
Quick STL Viewer screenshot 4

Instantly open and preview 3D STL files with a smooth, responsive interface. Explore models by rotating and zooming, switch to wireframe mode, and customize colors for better visibility. This app offers a distraction-free viewing experience for checking models or print details on the go.

More Stl File Viewer apps to explore

FAQ about Stl File Viewer

What are the best stl file viewer apps for iPhone?
STL Simple Viewer tops our stl file viewer apps ranking as of October 2026, with a 4.3-star average from 909 App Store ratings, and it's free to download.
Yes — 19 of the top stl file viewer apps we rank are free to download, including STL Simple Viewer and STL File Viewer Pro.
STL Simple Viewer shows ads and offers in-app purchases, according to its App Store listing as of October 2026.
We track 249+ stl file viewer apps on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.

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