# Augin vs sfirion BIM

The clearest difference is rating: Augin at 5.0 against sfirion BIM's 4.0. Augin also leads on in-app purchases (none vs 3) and update cadence (every 3 weeks vs every 17 months). On price, ads, monetization model and device support there is nothing between them.

Both are free to download. sfirion BIM sells 3 one-off in-app purchases. Augin asks for nothing beyond the download.

Augin holds the better App Store score, 5.0 against 4.0. That said, the two scores are not equally well evidenced: Augin has 10 ratings behind it against 1, so its average is the more settled of the two.

Augin ships an update every 3 weeks, sfirion BIM every 17 months. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Augin | sfirion BIM |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (10 ratings)](https://appshunter.io/ios/app/augin/id1403006392/reviews)** | [4.0 (1 ratings)](https://appshunter.io/ios/app/sfirion-bim/id1590514452/reviews) |
| Number of ratings | **10** | 1 |
| Positive reviews | 87.7% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 17 months |
| Monetization | Free | Free |
| Size | 456 MB | 66 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Augin Softwares Ltda.](https://appshunter.io/developer/1403006391) | [Sfirion AG](https://appshunter.io/developer/1091504804) |

## What reviewers say

### Augin

[App page](https://appshunter.io/ios/app/augin/id1403006392)

Visualize and inspect BIM projects at full scale using augmented reality. Upload models from various design software and view them on-site or in the office, checking disciplines side-by-side and accessing BIM information instantly.

**Highlights:** View BIM projects in AR at 1:1 scale, Upload models via web or plugins, Reference Tracker for precise alignment, Partial view for large projects, Federated model viewing (Arch, Struct, MEP), Access BIM information and perform measurements, Collaborative walkthroughs and presentations

**Features:** macOS Compatibility

**In-app purchases:** none


### sfirion BIM

[App page](https://appshunter.io/ios/app/sfirion-bim/id1590514452)

This application allows users to import, view, and annotate Building Information Models (BIM) in IFC format. It supports adding photos, documents, and performing 4D simulations based on schedule information. Users can also create and share daily reports.

**Highlights:** Import and view IFC models (IFC-2x3, IFC-4), Add photos and documents to model components, Place and reply to comments within the model, Perform 4D simulations with schedule data, Create and share daily reports, Show/hide components and use cutting planes

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Basic Project Activation | $8.99 | one-time |
| Professional Proj. Activation | $44.99 | one-time |
| Premium Project Activation | $89.99 | one-time |


## Frequently asked questions

### Is Augin free?

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

### Is sfirion BIM free?

sfirion BIM is free to download, with in-app purchases available.

### Which has better reviews, Augin or sfirion BIM?

Augin is rated higher. Augin averages 5.0 out of 5 from 10 ratings, while sfirion BIM averages 4.0 from 1 ratings.

### Do Augin or sfirion BIM have ads?

Neither Augin nor sfirion BIM shows ads.

### Which is updated more often, Augin or sfirion BIM?

Augin ships an update every 3 weeks, and sfirion BIM every 17 months. Most recently, Augin was updated on November 2, 2026 and sfirion BIM on November 3, 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.*