Best 3Dm Viewer Apps

247+ iOS apps curated and reviewed

4.0 avg rating
19 free apps
Updated September 2026

From beginner-friendly picks to power-user tools, our 3dm viewer list covers 247+ iPhone apps updated through September 2026. Compare ratings, prices, and screenshots in one place.

Compare top 3Dm Viewer Apps (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
13D File Viewer: OBJ STP & more3D File Viewer: OBJ STP & moreFree4.5★ (48)NoYesSep 2026
2iRhino 3DiRhino 3DFree4.6★ (80)NoNoSep 2026
33D Model Viewer - AR & Print3D Model Viewer - AR & PrintFree4.4★ (344)NoYesSep 2026
4STL & 3D Model Viewer - Mes3DSTL & 3D Model Viewer - Mes3DFree4.5★ (10)NoYesSep 2026
53DM Viewer & Converter3DM Viewer & Converter$6.992.0★ (4)NoNoSep 2026
6PDF Viewer by NutrientPDF Viewer by NutrientFree4.6★ (9.1K)NoYesSep 2026
7PDF Viewer Pro: Scan & ConvertPDF Viewer Pro: Scan & ConvertFree4.4★ (14)YesYesSep 2026
8PDF Reader - Viewer&ScannerPDF Reader - Viewer&ScannerFree—NoNoMay 2026

Top Picks for 3Dm Viewer

iRhino 3D#2

iRhino 3D by Robert McNeel & Associates

3D Viewer & Scanner
Strong Contender
📊 Productivity
4.6😐(80 ratings)
Free
iRhino 3D screenshot 1
iRhino 3D screenshot 2
iRhino 3D screenshot 3
iRhino 3D screenshot 4
iRhino 3D screenshot 5
iRhino 3D screenshot 6

View and present 3D models from Rhino 3D on your iPhone or iPad. Navigate models with intuitive touch gestures, load files from various sources, and visualize them in augmented reality. Includes a markup tool for annotations.

What We Love

  • 👍 Smooth and intuitive 3D model manipulation
  • 🚀 Fast performance with complex models
  • 📱 Great for client presentations and demos
  • 💼 Useful for on-the-go model viewing
  • 🔄 Good Dropbox integration
  • 📊 Layer control functionality
  • ✨ Clean and polished user interface
  • 🎯 Effective communication tool for design teams
  • 📸 Room scanning and markup capabilities
  • ⚡ Responsive touch controls

Room to Improve

  • 🐛 Frequent crashes on large files
  • ❌ Limited to viewer functionality only
  • 🚫 No native editing capabilities
  • 📉 Poor LiDAR measurement accuracy
  • 🔌 No iCloud Drive support
  • 🎨 No texture or material rendering
  • 📁 Limited file storage integration options
  • ⚠️ Crashes on iPad Pro object scan mode
  • 🔍 Difficult to select specific objects
  • 💾 Cannot save progress on interrupted scans
4.4😞(344 ratings)
FreeIn-App Purchases
3D Model Viewer - AR & Print screenshot 1
3D Model Viewer - AR & Print screenshot 2
3D Model Viewer - AR & Print screenshot 3

Explore and interact with 3D models on your mobile device. Simulate the 3D printing process to identify potential issues before committing to a print. Visualize your models in augmented reality, adjusting scale and rotation within your real-world environment.

What We Love

  • 👍 Easy to use
  • 👍 Nice app design
  • 👍 Simple and well-designed
  • 👍 Quick viewing of models
  • 👍 Low app size

Room to Improve

  • 👎 Only one free model import
  • 👎 Paywall for more models
  • 👎 Models shown at incorrect scale
  • 👎 App crashes frequently
  • 👎 Limited free version
  • 👎 No option to watch ads for uploads
  • 👎 Useless free version
  • 👎 Unusable after purchase
  • 👎 Can't view files without paying
  • 👎 Limited functionality
  • 👎 Primitive emulation
  • 👎 Not worth paying for
  • 👎 Paid for but still limited
  • 👎 Doesn't work on newer iOS
  • 👎 No FBX import option
  • 👎 Y axis is up in AR
  • 👎 Incorrect AR sizing
  • 👎 Crashes with larger files
  • 👎 VR crashes
  • 👎 Cannot freely rotate models
  • 👎 Cannot place models in environment
  • 👎 Paint function assigns random color
  • 👎 Centering model limits viewing
  • 👎 App crashes on iPad Pro

More 3Dm Viewer apps to explore

FAQ about 3Dm Viewer

What are the best 3dm viewer apps for iPhone?
3D File Viewer: OBJ STP & more tops our 3dm viewer apps ranking as of September 2026, with a 4.5-star average from 48 App Store ratings, and it's free to download.
Yes — 19 of the top 3dm viewer apps we rank are free to download, including 3D File Viewer: OBJ STP & more and iRhino 3D.
3D File Viewer: OBJ STP & more has no ads and offers in-app purchases, according to its App Store listing as of September 2026.
We track 247+ 3dm viewer apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
3D File Viewer supports over 20 popular 3D file formats, including STL, OBJ, FBX, GLTF, PLY, 3DS, DAE, STP, IGES, IFC, 3MF, AMF, BIM, BREP, FCSTD, 3DM, OFF, and WRL.
3D File Viewer offers two subscription plans to remove ads: a monthly plan for $3.99 and an annual plan for $29.99.

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