# Structural Navigator vs BIM 360

The clearest difference is review sentiment: Structural Navigator at 50% against BIM 360's 4%. Structural Navigator also leads on rating (5.0 vs 1.8) and monetization model (free vs freemium). BIM 360's advantage is ratings volume (148 vs 1) and update cadence (every 6 weeks vs every 5 months). On price, ads, in-app purchases and device support there is nothing between them.

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

Structural Navigator holds the better App Store score, 5.0 against 1.8. That said, the two scores are not equally well evidenced: BIM 360 has 148 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 50% of Structural Navigator's written reviews are positive against 4% of BIM 360's.

Structural Navigator ships an update every 5 months, BIM 360 every 6 weeks. Both last shipped on October 5, 2026.

## The numbers

| Metric | Structural Navigator | BIM 360 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/structural-navigator/id479978190/reviews)** | [1.8 (148 ratings)](https://appshunter.io/ios/app/bim-360/id1261062351/reviews) |
| Number of ratings | 1 | **148** |
| Positive reviews | **50.0% of reviews** | 4.5% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 6 weeks** |
| Monetization | **Free** | Freemium |
| Size | 90 MB | 249 MB |
| Requires iOS | **9.1** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Bentley Systems, Inc.](https://appshunter.io/developer/457925574) | [Autodesk Inc.](https://appshunter.io/developer/295089690) |

## What reviewers say

### Structural Navigator

[App page](https://appshunter.io/ios/app/structural-navigator/id479978190)

View, query, and annotate 3D structural models on your mobile device. Navigate complex designs with intuitive controls, filter elements by properties, and check for clashes. Ideal for on-site reviews and collaboration.

**Highlights:** 3D model navigation (zoom, rotate, pan), Color-coding by element properties, Filtering models by member attributes, Clash detection between objects, Adding markups with status and due dates, Interactive querying of member properties

**In-app purchases:** none


### BIM 360

[App page](https://appshunter.io/ios/app/bim-360/id1261062351)

Access project documents, plans, and models on your mobile device. Execute construction quality and safety workflows, manage documents, and collaborate with your team from anywhere. Stay on time and on budget with real-time project information.

**Highlights:** Access project documents, plans, and models, Execute construction quality and safety workflows, Collaborative document and data management, Manage 2D plans, 3D models, and project documents, Deploy quality and safety programs to mobile workers, Create, assign, and approve RFIs, Create, view, and share 2D & 3D markups

**In-app purchases:** none

**What reviewers like**

- 📱 Access to project data in the field
- 📊 Document hub functionality for team collaboration
- 🔍 Search capability for checklists by document number
- 📥 Ability to download drawings for offline access

**What reviewers complain about**

- 🐛 Constant crashes and freezing
- 🌐 Requires constant internet connectivity
- ⚠️ Frequent loss of unsaved work
- 🔄 Unreliable syncing between devices
- ⏱️ Extremely slow performance and lag

**Reported bugs**

- App crashes when uploading photos to issues or checklists
- Login failures with 'account not activated' error
- Syncing failures requiring app reinstallation
- Drawings fail to load or open
- App freezes when viewing 3D models

**Requested features**

- Offline-first functionality with reliable syncing
- Portrait and landscape orientation support
- Admin tools for team member management
- Better markup and annotation capabilities
- PDF search functionality


## Frequently asked questions

### Is Structural Navigator free?

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

### Is BIM 360 free?

BIM 360 is free to download, with no in-app purchases.

### Which has better reviews, Structural Navigator or BIM 360?

Structural Navigator is rated higher. Structural Navigator averages 5.0 out of 5 from 1 ratings, while BIM 360 averages 1.8 from 148 ratings.

### Do Structural Navigator or BIM 360 have ads?

Neither Structural Navigator nor BIM 360 shows ads.

### Which is updated more often, Structural Navigator or BIM 360?

Structural Navigator ships an update every 5 months, and BIM 360 every 6 weeks. Most recently, Structural Navigator was updated on October 5, 2026 and BIM 360 on October 5, 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.*