# Orthomerica 3DStructureScan vs AcquireTD

The clearest difference is device support: Orthomerica 3DStructureScan at 3 against AcquireTD's 1. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Both ship on a similar rhythm, roughly every 4 months. Both last shipped on October 27, 2026.

## The numbers

| Metric | Orthomerica 3DStructureScan | AcquireTD |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | Every 4 months |
| Size | 127 MB | 57 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 17+ | 4+ |
| Developer | [TechMed 3D](https://appshunter.io/developer/964196047) | [FootMaxx](https://appshunter.io/developer/1445774519) |

## What reviewers say

### Orthomerica 3DStructureScan

[App page](https://appshunter.io/ios/app/orthomerica-3dstructurescan/id1543939606)

**Features:** macOS Compatibility

**In-app purchases:** none


### AcquireTD

[App page](https://appshunter.io/ios/app/acquiretd/id6737235982)

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

**In-app purchases:** none


## Frequently asked questions

### Is Orthomerica 3DStructureScan free?

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

### Is AcquireTD free?

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

### Do Orthomerica 3DStructureScan or AcquireTD have ads?

Neither Orthomerica 3DStructureScan nor AcquireTD shows ads.

### Which is updated more often, Orthomerica 3DStructureScan or AcquireTD?

Orthomerica 3DStructureScan ships an update every 4 months, and AcquireTD every 4 months. Most recently, Orthomerica 3DStructureScan was updated on October 27, 2026 and AcquireTD on October 27, 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.*