# BIM Connection vs OPUS Architecture & Design

The clearest difference is review sentiment: OPUS Architecture & Design at 100% against BIM Connection's 0%. OPUS Architecture & Design also leads on update cadence (every 3 weeks vs every 2 months). BIM Connection's advantage is iOS requirement (11.0 vs 26.0). On price, ads, in-app purchases and monetization model there is nothing between them.

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

BIM Connection ships an update every 2 months, OPUS Architecture & Design every 3 weeks. The most recent releases landed on November 3, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | BIM Connection | OPUS Architecture & Design |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 160 MB | 84 MB |
| Requires iOS | **11.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Areas Consulting](https://appshunter.io/developer/1473196863) | [OPUS, Inc.](https://appshunter.io/developer/1591807718) |

## What reviewers say

### BIM Connection

[App page](https://appshunter.io/ios/app/bim-connection/id1473196864)

A collaborative platform for construction projects, it connects 2D/3D interfaces for all stakeholders and centralizes project information. It helps organize, secure, and validate data, functioning as an electronic document manager with added BIM management capabilities.

**Highlights:** 2D/3D interface integration, Centralized project information, Information organization and diffusion, Data security and reliability, BIM management

**In-app purchases:** none


### OPUS Architecture & Design

[App page](https://appshunter.io/ios/app/opus-architecture-and-design/id1591807716)

Easily track project progress on the go with this comprehensive tool. Access all project information, including messaging, photo sharing, file management, and appointment planning, in one convenient application. Stay informed and manage your projects with clarity and serenity.

**Highlights:** Real-time project progress tracking, Integrated messaging, Photo sharing, File management, Appointment planning, Centralized project information

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

**In-app purchases:** none


## Frequently asked questions

### Is BIM Connection free?

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

### Is OPUS Architecture & Design free?

OPUS Architecture & Design is free to download, with no in-app purchases.

### Do BIM Connection or OPUS Architecture & Design have ads?

Neither BIM Connection nor OPUS Architecture & Design shows ads.

### Which is updated more often, BIM Connection or OPUS Architecture & Design?

BIM Connection ships an update every 2 months, and OPUS Architecture & Design every 3 weeks. Most recently, BIM Connection was updated on November 3, 2026 and OPUS Architecture & Design on November 7, 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.*