# BIMx vs SightSpace Pro AR for SketchUp

The clearest difference is review sentiment: BIMx at 60% against SightSpace Pro AR for SketchUp's 4%. BIMx also leads on iOS requirement (16.0 vs 18.0). SightSpace Pro AR for SketchUp's advantage is monetization model (free vs free with in-app purchases). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

BIMx ships an update every 6 weeks, SightSpace Pro AR for SketchUp every 2 months. The most recent releases landed on October 24, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | BIMx | SightSpace Pro AR for SketchUp |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (168 ratings)](https://appshunter.io/ios/app/bimx/id452706864/reviews)** | — |
| Number of ratings | **168** | — |
| Positive reviews | **59.8% of reviews** | 4.2% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 2 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 175 MB | 21 MB |
| Requires iOS | **16.0** | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Graphisoft SE](https://appshunter.io/developer/452706867) | [Limitless Computing](https://appshunter.io/developer/454578427) |

## What reviewers say

### BIMx

[App page](https://appshunter.io/ios/app/bimx/id452706864)

Explore and collaborate on architectural BIM projects with interactive 3D models and linked documentation. Visualize designs, access BIM data, and streamline communication between the construction site and office.

**Highlights:** Interactive 2D & 3D BIM model exploration, Linked 2D documentation and 3D views, Access BIM element data, On-site collaboration tools, Game-like 3D navigation, Real-time 3D cutaways, Measure in 3D and 2D

**In-app purchases:** none

**What reviewers like**

- 💡 Excellent BIM viewer for ArchiCAD models
- 👍 Helpful for client communication and presentations
- 🚀 Smooth and fast 3D navigation
- 🔍 Useful for on-site model viewing and collaboration

**What reviewers complain about**

- 🐛 Occasional crashes and glitches
- 🤔 Confusing user interface for beginners
- 🔒 Requires Graphisoft account and login
- 💰 Paid subscription model after free trial

**Reported bugs**

- Issues with downloading and opening models
- Compatibility problems with newer iOS versions
- Inconsistent rendering and color issues

**Requested features**

- Ability to annotate and markup models
- Support for more CAD file formats beyond ArchiCAD
- Improved camera controls and navigation
- Integration with desktop ArchiCAD software


### 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


## Frequently asked questions

### Is BIMx free?

BIMx is free to download, with no in-app purchases.

### Is SightSpace Pro AR for SketchUp free?

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

### Do BIMx or SightSpace Pro AR for SketchUp have ads?

Neither BIMx nor SightSpace Pro AR for SketchUp shows ads.

### Which is updated more often, BIMx or SightSpace Pro AR for SketchUp?

BIMx ships an update every 6 weeks, and SightSpace Pro AR for SketchUp every 2 months. Most recently, BIMx was updated on October 24, 2026 and SightSpace Pro AR for SketchUp on October 29, 2026.

---

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