# BIMx vs SCIENCE & PLAY BUILD

The clearest difference is monetization model: SCIENCE & PLAY BUILD at free against BIMx's free with in-app purchases. SCIENCE & PLAY BUILD also leads on iOS requirement (13.0 vs 16.0). BIMx's advantage is ratings volume (168 vs 9) and update cadence (every 6 weeks vs every 4 months). On price, rating, 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.

On the App Store both sit at effectively the same score — 4.0 for BIMx against 3.9 for SCIENCE & PLAY BUILD. That said, the two scores are not equally well evidenced: BIMx has 168 ratings behind it against 9, so its average is the more settled of the two. Written reviews are what separate them: 56% of BIMx's written reviews are positive against 48% of SCIENCE & PLAY BUILD's.

BIMx ships an update every 6 weeks, SCIENCE & PLAY BUILD every 4 months. The most recent releases landed on November 5, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | BIMx | SCIENCE & PLAY BUILD |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (168 ratings)](https://appshunter.io/ios/app/bimx/id452706864/reviews)** | [3.9 (9 ratings)](https://appshunter.io/ios/app/science-and-play-build/id1216590312/reviews) |
| Number of ratings | **168** | 9 |
| Positive reviews | **56.4% of reviews** | 47.6% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 4 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 175 MB | 464 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Graphisoft SE](https://appshunter.io/developer/452706867) | [Clementoni S.p.A.](https://appshunter.io/developer/575135209) |

## 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


### SCIENCE & PLAY BUILD

[App page](https://appshunter.io/ios/app/science-and-play-build/id1216590312)

This app provides interactive 3D animations to guide users through assembling physical products. It offers features like step-by-step viewing, rotation, zooming, and automatic playback for a more engaging building experience.

**Highlights:** Interactive 3D animations, Step-by-step assembly guidance, Model rotation and zooming, Timeline for reviewing steps, Automatic playback of assembly

**In-app purchases:** none


## Frequently asked questions

### Is BIMx free?

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

### Is SCIENCE & PLAY BUILD free?

SCIENCE & PLAY BUILD is free to download, with no in-app purchases.

### Which has better reviews, BIMx or SCIENCE & PLAY BUILD?

BIMx is rated higher. BIMx averages 4.0 out of 5 from 168 ratings, while SCIENCE & PLAY BUILD averages 3.9 from 9 ratings.

### Do BIMx or SCIENCE & PLAY BUILD have ads?

Neither BIMx nor SCIENCE & PLAY BUILD shows ads.

### Which is updated more often, BIMx or SCIENCE & PLAY BUILD?

BIMx ships an update every 6 weeks, and SCIENCE & PLAY BUILD every 4 months. Most recently, BIMx was updated on November 5, 2026 and SCIENCE & PLAY BUILD on November 2, 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.*