Best Topology3D Apps

181+ iOS apps curated and reviewed

4.1 avg rating
20 free apps
Updated August 2026

Whether you're new to topology3d or looking for an upgrade, our curated collection of 181+ iOS apps has something for everyone. Each app is reviewed and rated by real users, helping you make an informed decision.

Compare top Topology3D Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Topology3DTopology3DFreeNoNoMay 2026
23D Mappa - GIS & Topo Models3D Mappa - GIS & Topo ModelsFree4.8★ (16)NoYesAug 2026
3TopOpt 3DTopOpt 3DFree3.7★ (3)NoNoMay 2026
4TopMod — 3D Mesh ModelerTopMod — 3D Mesh ModelerFreeNoNoAug 2026
5Mesh 3D AI Generator ModelMesh 3D AI Generator ModelFree3.8★ (108)NoYesAug 2026
6ViewCAD:2D/3D CAD Model ViewerViewCAD:2D/3D CAD Model ViewerFreeNoYesMay 2026
7Open3D: STL & 3D Model ViewerOpen3D: STL & 3D Model ViewerFree4.8★ (4)YesNoAug 2026
8CAD 3D Modeling - WuweidoCAD 3D Modeling - WuweidoFree3.3★ (32)YesYesMay 2026

Top Picks for Topology3D

3D Mappa - GIS & Topo Models#2

3D Mappa - GIS & Topo Models by Andres Narvaez

Geographic Information System
Strong Contender
🗺️ Navigation
4.8(16 ratings)
FreeIn-App Purchases
3D Mappa - GIS & Topo Models screenshot 1
3D Mappa - GIS & Topo Models screenshot 2
3D Mappa - GIS & Topo Models screenshot 3
3D Mappa - GIS & Topo Models screenshot 4
3D Mappa - GIS & Topo Models screenshot 5
3D Mappa - GIS & Topo Models screenshot 6

This app provides advanced terrain analysis and 3D modeling tools for geospatial tasks. Visualize land features, analyze slopes, and generate elevation models with AI-powered insights. Seamlessly export data to industry-standard formats for professional use.

TopOpt 3D#3

TopOpt 3D by DTU Mechanical Engineering

Worth Considering
📚 Education
3.7(3 ratings)
Free
TopOpt 3D screenshot 1

Perform 3D structural optimization using topology optimization on your iPad or iPhone. Adjust loads, supports, volume fractions, and grid sizes to observe design evolution. Experiment with different parameters to discover new minimums.

More Topology3D apps to explore

4
TopMod — 3D Mesh Modeler
TopMod — 3D Mesh Modeler
TopMod — 3D Mesh Modeler
3D topological mesh modeler
Free
🎨 Graphics & Design
(0)
5
Mesh 3D AI Generator Model
Mesh 3D AI Generator Model
Mesh 3D AI Generator Model
Text to Image & Modeling
Free

Transform text descriptions or images into detailed 3D models in seconds. Preview your creations in AR and export them for use in professional 3D software. This tool makes 3D asset generation accessible and efficient.

Text-to-3D model creationImage-to-3D model reconstructionAugmented Reality preview
🎨 Graphics & Design
(108)
free with in-app purchases
6
ViewCAD:2D/3D CAD Model Viewer
ViewCAD:2D/3D CAD Model Viewer
ViewCAD:2D/3D CAD Model Viewer
View CAD Models Anywhere
Free
📊 Productivity
(0)
7
Open3D: STL & 3D Model Viewer
Open3D: STL & 3D Model Viewer
Open3D: STL & 3D Model Viewer
View STL, GLB, STEP, DXF & OBJ
Free

Instantly view and inspect a wide range of 3D file formats directly on your device. Offers AR viewing, 3D printing readiness checks, and detailed model specifications without requiring an account or cloud upload.

Supports over 15 3D file formatsAugmented Reality (AR) viewing via Apple Quick Look3D printing readiness checks (manifold, overhangs, wall thickness)
🎨 Graphics & Design
(4)
ad-supported
8
CAD 3D Modeling - Wuweido
CAD 3D Modeling - Wuweido
CAD 3D Modeling - Wuweido
Sketch,draw,design,paint,print
Free

Create and edit complex 3D models directly on your mobile device. This professional CAD application offers a wide range of tools for sketching, solid and surface modeling, and advanced operations. Work offline and exchange data with popular CAD systems.

3D modeling toolsSketching toolsSolid and surface modeling
💼 Business
(32)
free with in-app purchases
9
3D Model Maker - Image to 3D
3D Model Maker - Image to 3D
3D Model Maker - Image to 3D
Modeling & Design & Printables
Free

Instantly transform 2D images into detailed 3D models with clean topology. This app offers a zero learning curve, making it accessible for beginners and professionals alike. Export your creations in industry-standard formats for seamless integration into various workflows.

2D image to 3D model generationReal-time 3D asset previewExport in GLB, OBJ, STL, FBX, USDZ
🎨 Graphics & Design
(2)
free with in-app purchases
10
Caster CAD 3D
Caster CAD 3D
Caster CAD 3D
by COLSON GROUP HOLDINGS, INC.
Free

Configure and download 2D/3D CAD models and data sheets for casters and wheels. Visualize models on your product and share them with your team. Find the right caster for any application and budget.

Download 2D/3D CAD modelsInteractive model configurationWorld-view visualization
💼 Business
(39)
free
11
TFTPad
TFTPad
TFTPad
by TFTLabs
Free

View and interact with 3D models on your mobile device. Upload your own CAD files to a private gallery for visualization and sharing, or explore public galleries. Supports various CAD formats and offers intuitive touch controls for zooming, rotating, and panning.

3D model visualizationIntuitive touch controlsPrivate JSON3D Gallery
📊 Productivity
(0)
free
12
STL & 3D Model Viewer - Mes3D
STL & 3D Model Viewer - Mes3D
STL & 3D Model Viewer - Mes3D
Supports STEP, GLB, OBJ, glTF
Free

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.

Import 3D files (STL, GLB, OBJ, USDZ, etc.)Intuitive touch controls for rotation, pan, zoomMesh-based preview and rendering
🛠️ Developer Tools
(7)
free
13
Hi3D AI - 3D model generator
Hi3D AI - 3D model generator
Hi3D AI - 3D model generator
Image to 3D - Built on Meshy 6
Free
🔧 Utilities
(0)
14
exocad webview
exocad webview
exocad webview
Fast STL 3D Viewer
Free

This free 3D viewer allows you to quickly load and inspect various 3D model file formats on any mobile device. It supports common open formats and offers intuitive controls for adjusting transparency, rotation, and shading. Specialized features are available for dental professionals using specific software.

Load various 3D model formats (STL, OBJ, PLY, etc.)Intuitive touch controlsAdjust mesh transparency and shading
🔧 Utilities
(14)
free
15
Live Earth Map 3D
Live Earth Map 3D
Live Earth Map 3D
Look Around & Coordinates Info
Free

Explore the world with detailed point descriptions, accurate coordinates, and immersive street views. Choose from various map styles and experience realistic 3D buildings for a comprehensive global navigation tool.

Detailed point descriptionsAccurate geographic coordinatesVirtual street view tours
✈️ Travel
(0)
ad-supported
16
Onshape 3D CAD
Onshape 3D CAD
Onshape 3D CAD
Speed Up Your Product Design
Free

This professional CAD platform enables real-time collaboration on product design from any device. It offers parametric modeling tools, secure cloud storage, and version control, streamlining the design process for teams and individuals. Supports students and educators with free access for non-commercial projects.

Parametric modeling toolsReal-time team collaborationCloud-based data management
📊 Productivity
(408)
free with in-app purchases
17
Autodesk Fusion
Autodesk Fusion
Autodesk Fusion
by Autodesk Inc.
Free

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.

View over 100 file formatsCollaborate on 3D designsComment on project activities
📊 Productivity
(4.1K)
free
18
Curved Spaces
Curved Spaces
Curved Spaces
by Jeff Weeks
Free

Explore multi-connected universes with this flight simulator. Visualize how light wraps around complex spaces, creating repeating crystalline patterns. It's a tool for students and researchers in topology and cosmology.

Multi-connected universe simulationVisualizes light wrappingCrystalline pattern display
📚 Education
(25)
free
19
Geopogo: Image to 3D
Geopogo: Image to 3D
Geopogo: Image to 3D
3D Building & Scanning
Free

This app transforms architectural presentations using augmented reality. Easily import 3D models, enhance them with a rich asset library, and export to iOS devices for immersive client experiences. Showcase designs on-site or in the office.

Seamless 3D model import (Revit, SketchUp, Maya)Extensive in-platform asset libraryInstant iOS export for AR viewing
📊 Productivity
(8)
free
20
GeoGebra 3D Calculator
GeoGebra 3D Calculator
GeoGebra 3D Calculator
3D, Graph, Surface, Construct
Free

This application allows users to solve 3D math problems, graph functions and surfaces, and create geometric constructions in 3D. It features augmented reality to place math objects in the real world and offers access to free learning activities.

3D function and surface plottingCreate 3D geometric objectsAugmented Reality integration
📚 Education
(51)
free

FAQ about Topology3D

Are there free topology3d apps for iPhone?
Yes — 20 of the top topology3d apps we rank are free to download, including Topology3D and 3D Mappa - GIS & Topo Models.
Topology3D has no ads and has no in-app purchases, according to its App Store listing as of August 2026.
We track 181+ topology3d apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.