# Polygon The BIM Academy vs 3D4DEAF

The clearest difference is in-app purchases: 3D4DEAF at none against Polygon The BIM Academy's 1. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Polygon The BIM Academy sells 1 one-off in-app purchase. 3D4DEAF asks for nothing beyond the download.

Polygon The BIM Academy ships an update every 8 months, 3D4DEAF every 5 months. Both last shipped on November 4, 2026.

## The numbers

| Metric | Polygon The BIM Academy | 3D4DEAF |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 5 months** |
| Size | 85 MB | 107 MB |
| Requires iOS | 16.4 | **15.6** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 17+ | 12+ |
| Developer | [TagMango Inc](https://appshunter.io/developer/1611765353) | [A&A EMPHASYS INTERACTIVE SOLUTIONS LIMITED](https://appshunter.io/developer/1732476255) |

## What reviewers say

### Polygon The BIM Academy

[App page](https://appshunter.io/ios/app/polygon-the-bim-academy/id6503250544)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 30 Days BIM Expert Challenge | $399.99 | one-time |


### 3D4DEAF

[App page](https://appshunter.io/ios/app/3d4deaf/id6504680635)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Polygon The BIM Academy free?

Polygon The BIM Academy is free to download, with in-app purchases available.

### Is 3D4DEAF free?

3D4DEAF is free to download, with no in-app purchases.

### Do Polygon The BIM Academy or 3D4DEAF have ads?

Neither Polygon The BIM Academy nor 3D4DEAF shows ads.

### Which is updated more often, Polygon The BIM Academy or 3D4DEAF?

Polygon The BIM Academy ships an update every 8 months, and 3D4DEAF every 5 months. Most recently, Polygon The BIM Academy was updated on November 4, 2026 and 3D4DEAF on November 4, 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.*