# 3D STL/OBJ Viewer — STL/obj Viewer

> STL/obj Viewer (iPhone/iPad app by Bobby Felton Smith.)

- Source: https://appshunter.io/ios/app/3d-stlobj-viewer/id6741870774 (this page in markdown: same URL + `.md`)
- Developer: [Bobby Felton Smith](https://appshunter.io/developer/1770784995)
- Category: Developer Tools, Graphics & Design
- Price: $9.99 with in-app purchases
- Age rating: 17+
- Requires: iOS 16.6 · 79 MB
- Languages: American English
- Released: 2025-04-24
- Data updated: 2026-03-17
- User reviews in markdown: https://appshunter.io/ios/app/3d-stlobj-viewer/id6741870774/reviews.md

## What is 3D STL/OBJ Viewer?

3D AI Builder – The Ultimate STL/OBJ File Organizer

3D AI Builder is the perfect app for 3D modeling enthusiasts, designers, and engineers who need an easy way to store, organize, and preview STL and OBJ files. Whether you're a 3D printing hobbyist or a CAD professional, our structured 3D library helps you keep all your models in one place.

Features
• Upload and organize STL/OBJ files in a personal 3D model library
• Category-based sorting for better management
• Augmented Reality (AR) view to preview 3D models in real-world space (available via one-time purchase)
• Lightning-fast model loading for quick previews
• Optional upgrade for 500 additional uploads

Subscription and Pricing

Basic Plan: $4.99/month
• Unlimited STL/OBJ uploads
• Full access to file manager and preview tools
• Subscription automatically renews unless canceled at least 24 hours before the end of the current period
• Manage or cancel anytime in your Apple ID settings

Extra Uploads
• One-time purchase: $24 for 500 additional uploads

AR Mode Unlock
• One-time purchase: $20 to enable AR viewing mode

Terms of Use: https://tradelinemastermind.com/terms-of-use-eula-in-html
Privacy Policy: https://tradelinemastermind.com/privacy-policy-3d-ai-builder

Download now and take control of your 3D model collection.

## Pricing and in-app purchases

Base price: $9.99.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| Monthly Subscription | $4.99 | per month |

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| 500 more uploads. | $24.99 | one-time |



## Version history (last 2 releases)

### 20 — 2025-05-14

inside the settings it now gives users the ability to check for upgrades to their 3D printer.

### 12 — 2025-04-24

No release notes.

## More apps by Bobby Felton Smith

- [BIGHDOOKIE](https://appshunter.io/ios/app/bighdookie/id6738026790)
- [AntimatterVault](https://appshunter.io/ios/app/antimattervault/id6744033981)
- [AILandlord](https://appshunter.io/ios/app/ailandlord/id6744126163)
- [LLCTrustApp](https://appshunter.io/ios/app/llctrustapp/id6744275908)
- [QuantumCure](https://appshunter.io/ios/app/quantumcure/id6744868823)

All apps by Bobby Felton Smith: https://appshunter.io/developer/1770784995

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-03-17.*