# BIMx vs CAD FastView

The clearest difference is in-app purchases: BIMx at none against CAD FastView's 3. BIMx also leads on review sentiment (60% vs 33%) and ratings volume (168 vs 56). CAD FastView's advantage is update cadence (fortnightly vs every 6 weeks). On price, rating, ads and monetization model there is nothing between them.

Both are free to download. CAD FastView sells 3 in-app purchases, starting at $6.99 per 7 days. BIMx asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.0 for BIMx against 4.1 for CAD FastView. Both are backed by a comparable volume of ratings — 168 and 56 respectively. Written reviews are what separate them: 60% of BIMx's written reviews are positive against 33% of CAD FastView's.

BIMx ships an update every 6 weeks, CAD FastView fortnightly. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | BIMx | CAD FastView |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (168 ratings)](https://appshunter.io/ios/app/bimx/id452706864/reviews) | **[4.1 (56 ratings)](https://appshunter.io/ios/app/cad-fastview-dwg-viewer/id6461084049/reviews)** |
| Number of ratings | **168** | 56 |
| Positive reviews | **59.8% of reviews** | 33.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Fortnightly** |
| Monetization | Free with in-app purchases | Freemium |
| Size | 175 MB | 33 MB |
| Requires iOS | 16.0 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Graphisoft SE](https://appshunter.io/developer/452706867) | [镇源 余](https://appshunter.io/developer/1702066939) |

## 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


### CAD FastView

[App page](https://appshunter.io/ios/app/cad-fastview-dwg-viewer/id6461084049)

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.

**Highlights:** Fast DWG/DXF viewing, Convert drawings to PDF, Wi-Fi printing, iCloud synchronization, Layer layout management, Multiple viewing options

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $6.99 | per 7 days |
| Monthly | $12.99 | per month |
| Yearly | $29.99 | per year |


## Frequently asked questions

### Is BIMx free?

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

### Is CAD FastView free?

CAD FastView is free to download, with in-app purchases available.

### Which has better reviews, BIMx or CAD FastView?

CAD FastView is rated higher. BIMx averages 4.0 out of 5 from 168 ratings, while CAD FastView averages 4.1 from 56 ratings.

### Do BIMx or CAD FastView have ads?

Neither BIMx nor CAD FastView shows ads.

### Which is updated more often, BIMx or CAD FastView?

BIMx ships an update every 6 weeks, and CAD FastView fortnightly. Most recently, BIMx was updated on October 24, 2026 and CAD FastView on October 25, 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.*