# BIM Connection vs B

The clearest difference is update cadence: B at monthly against BIM Connection's every 2 months. BIM Connection's advantage is iOS requirement (11.0 vs 15.1). 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.

BIM Connection ships an update every 2 months, B monthly. The most recent releases landed on October 5, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | BIM Connection | B |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Free | — |
| Size | 160 MB | 61 MB |
| Requires iOS | **11.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Areas Consulting](https://appshunter.io/developer/1473196863) | [B-FLOW](https://appshunter.io/developer/1626884937) |

## 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


### B

[App page](https://appshunter.io/ios/app/b-flow/id6535687807)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is BIM Connection free?

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

### Is B free?

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

### Do BIM Connection or B have ads?

Neither BIM Connection nor B shows ads.

### Which is updated more often, BIM Connection or B?

BIM Connection ships an update every 2 months, and B monthly. Most recently, BIM Connection was updated on October 5, 2026 and B on October 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.*