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.




190+ iOS apps curated and reviewed
From beginner-friendly picks to power-user tools, our quick obj viewer list covers 190+ iPhone apps updated through July 2026. Compare ratings, prices, and screenshots in one place.







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.




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.


View 3D models, including textured OBJ files, with adjustable camera controls. Load your own models via iTunes File Sharing and customize backgrounds for presentations or sharing.


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.


View, convert, and print CAD drawings on your mobile device. Supports DWG, DXF, and PDF formats with iCloud sync and Wi-Fi printing. Ideal for architects, engineers, and construction professionals.


View and interact with various 3D model formats in both AR and 3D modes. This intuitive tool supports local and cloud documents, custom backgrounds, and shadow casting. Easily import models via multiple methods and share your creations.


This tool allows you to open, view, and convert a wide variety of 3D file formats on your Apple devices. It offers basic editing, cross-sectioning, and exploded views, with options for batch conversion and exporting projected views.


This cross-platform CAD application allows users to view, edit, and create 2D and 3D designs on the go. It supports a wide range of file formats and offers advanced tools for precise drawing, measurement, and annotation, even offline.


Easily view, rotate, and inspect 3D STL files on your iPhone or iPad. Load models instantly from various sources for 3D printing, design review, or engineering inspection.


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.


Easily view and convert a wide range of 3D model file formats. Offers graphic manipulation tools, rendering options, and detailed model information. Supports loading from compressed archives.


This tool offers a professional way to view and edit JSON data. It features real-time syntax highlighting, intelligent formatting, and data validation, with easy file management and sharing.


Easily open and view over 100 different file types, including documents, images, videos, and archives. Browse files stored on your device or in iCloud Drive. This app also identifies unknown files and displays detailed file information.


Easily view and export 3D OBJ files with this application. It supports OBJ, MTL, and texture files, and allows for intuitive manipulation like rotating, panning, and zooming. Gain insights into your models with detailed information and customize rendering options for a better viewing experience.


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.


View and interact with design and 3D files directly on your mobile device. Supports a wide range of formats, including CAD drawings, 3D models, and images. Access files from the web, email, or other document providers.


This application allows users to view, control, and manage network cameras. It supports a wide range of IP cameras and offers features essential for surveillance and monitoring. Users can group cameras, utilize PTZ controls, and view live feeds at high frame rates.


View live video streams from various IP cameras, CCTV cameras, and some DVRs on your phone or tablet. Access your security cameras locally or remotely over the internet. Supports a wide range of manufacturers with options to request new integrations.


View, control, and record footage from your IP cameras, webcams, DVRs, and NVRs on your iOS device. It supports 2-way audio for baby monitoring and offers a recording mode to turn spare devices into network video recorders.