# SightSpace Pro AR for SketchUp vs 3D Model Viewer

The clearest difference is review sentiment: 3D Model Viewer at 59% against SightSpace Pro AR for SketchUp's 4%. 3D Model Viewer also leads on update cadence (every 3 weeks vs every 2 months) and iOS requirement (15.6 vs 18.0). SightSpace Pro AR for SketchUp's advantage is in-app purchases (none vs 5) and ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. 3D Model Viewer sells 5 one-off in-app purchases. SightSpace Pro AR for SketchUp asks for nothing beyond the download.

SightSpace Pro AR for SketchUp ships an update every 2 months, 3D Model Viewer every 3 weeks. The most recent releases landed on November 1, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | SightSpace Pro AR for SketchUp | 3D Model Viewer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.2 (328 ratings)](https://appshunter.io/ios/app/3d-model-viewer-ar-view/id1105242878/reviews)** |
| Number of ratings | — | **328** |
| Positive reviews | 4.2% of reviews | **59.2% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 21 MB | 28 MB |
| Requires iOS | 18.0 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Limitless Computing](https://appshunter.io/developer/454578427) | [健 钟](https://appshunter.io/developer/1051588602) |

## What reviewers say

### SightSpace Pro AR for SketchUp

[App page](https://appshunter.io/ios/app/sightspace-pro-ar-for-sketchup/id972397963)

Visualize digital 3D models in real-world environments using augmented reality. Professionals can overlay designs onto existing structures, facilitating better client presentations and on-site collaboration. Supports popular file formats and offers tools for annotation and sharing.

**Highlights:** Overlay digital models onto real-world views, Supports SketchUp, KMZ, KML, and DAE files, Office-to-field communication, Annotate, edit, and share project photos, Integrates with external GPS, Virtual Reality experience support

**In-app purchases:** none


### 3D Model Viewer

[App page](https://appshunter.io/ios/app/3d-model-viewer-ar-view/id1105242878)

View and inspect various 3D models with advanced features like AR viewing, exploded assemblies, and animation playback. Supports a wide range of file formats and offers cloud integration for easy document management.

**Highlights:** AR and 3D viewing modes, Animation preview, Exploded assembly view, Extensive file format support, Cloud document management, Model data inspection

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |
| Model & Screenshot Output | $1.99 | one-time |
| Background from Album | $1.99 | one-time |
| Large File Model | $1.99 | one-time |
| All Features | $5.99 | one-time |

**What reviewers like**

- 👍 Great for viewing 3D models
- 🚀 Fast model loading
- 🔒 Supports many file formats

**What reviewers complain about**

- 🐛 Frequent crashes and errors
- 💸 Intrusive ads and paywalls
- 🤯 Difficult to use interface
- 🚫 Cannot open large files without paying

**Reported bugs**

- App crashes when trying to delete models
- Cannot open .3mf and .glb files
- Texture and shading issues with some models

**Requested features**

- Add support for more 3D file formats
- Improve model rendering quality
- Implement better file management options
- Provide more customization and control over model view


## Frequently asked questions

### Is SightSpace Pro AR for SketchUp free?

SightSpace Pro AR for SketchUp is free to download, with no in-app purchases.

### Is 3D Model Viewer free?

3D Model Viewer is free to download, with in-app purchases available.

### Do SightSpace Pro AR for SketchUp or 3D Model Viewer have ads?

3D Model Viewer shows ads; SightSpace Pro AR for SketchUp does not.

### Which is updated more often, SightSpace Pro AR for SketchUp or 3D Model Viewer?

SightSpace Pro AR for SketchUp ships an update every 2 months, and 3D Model Viewer every 3 weeks. Most recently, SightSpace Pro AR for SketchUp was updated on November 1, 2026 and 3D Model Viewer on November 6, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*