Best 3D Viewer Apps

248+ iOS apps curated and reviewed

4.0 avg rating
19 free apps
Updated October 2026

With an average user rating of 4.0★, the 3d viewer category is one of the App Store's strongest. Browse all 248+ apps we track, sorted so the most loved ones surface first.

Compare top 3D Viewer Apps (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
13D Model Viewer - AR & Print3D Model Viewer - AR & PrintFree4.4★ (358)NoYesOct 2026
2Open3D: STL & 3D Model ViewerOpen3D: STL & 3D Model ViewerFree4.7★ (18)YesNoOct 2026
33D File Viewer: OBJ STP & more3D File Viewer: OBJ STP & moreFree4.5★ (48)NoYesSep 2026
4Autodesk FusionAutodesk FusionFree4.5★ (4.1K)NoNoOct 2026
5Emb3D 3D Model ViewerEmb3D 3D Model ViewerFree4.4★ (241)YesYesOct 2026
6STL Simple ViewerSTL Simple ViewerFree4.3★ (909)YesYesOct 2026
7GLB Viewer – 3D Model ViewerGLB Viewer – 3D Model ViewerFree—YesYesAug 2026
83D Model Viewer: STL & USDZ3D Model Viewer: STL & USDZFree3.5★ (11)NoYesOct 2026

Top Picks for 3D Viewer

4.4😞(358 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
3D File Viewer: OBJ STP & more#3

3D File Viewer: OBJ STP & more by Andeesh Mehdi Syed

STP STL OBJ FBX GLTF & More
Worth Considering
🔧 Utilities
4.5(48 ratings)
FreeIn-App Purchases
3D File Viewer: OBJ STP & more screenshot 1
3D File Viewer: OBJ STP & more screenshot 2
3D File Viewer: OBJ STP & more screenshot 3

Easily open and explore 3D model files on your iPhone or iPad. Supports over 20 popular formats, offering smooth viewing with intuitive touch controls. Ideal for designers, engineers, architects, and students working with 3D data.

More 3D Viewer apps to explore

FAQ about 3D Viewer

What are the best 3d viewer apps for iPhone?
3D Model Viewer - AR & Print tops our 3d viewer apps ranking as of October 2026, with a 4.4-star average from 358 App Store ratings, and it's free to download.
Yes — 19 of the top 3d viewer apps we rank are free to download, including 3D Model Viewer - AR & Print and Open3D: STL & 3D Model Viewer.
3D Model Viewer - AR & Print has no ads and offers in-app purchases, according to its App Store listing as of October 2026.
We track 248+ 3d 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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