# DDU vs 3Shape Unite Cloud

The clearest difference is review sentiment: DDU at 100% against 3Shape Unite Cloud's 0%. DDU also leads on iOS requirement (12.2 vs 18.6). 3Shape Unite Cloud's advantage is update cadence (monthly vs every 3 months). 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.

DDU ships an update every 3 months, 3Shape Unite Cloud monthly. Both last shipped on September 13, 2026.

## The numbers

| Metric | DDU | 3Shape Unite Cloud |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/3shape-unite-cloud/id6478487059/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Monthly** |
| Monetization | Free | Free |
| Size | 165 MB | 36 MB |
| Requires iOS | **12.2** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [The Medical Defence Union](https://appshunter.io/developer/1335570468) | [3Shape A/S](https://appshunter.io/developer/601368245) |

## What reviewers say

### DDU

[App page](https://appshunter.io/ios/app/ddu/id1335607491)

Access expert dento-legal advice for dental professionals. Find guidance on patient confidentiality, consent, complaints, and more through articles, case studies, and quick guides. Customize your feed and read offline.

**Highlights:** Expert dento-legal advice, Patient confidentiality guidance, Consent and communication advice, Response to patient complaints, Quick guides and case studies, Offline reading capability, Customizable news feed

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

**In-app purchases:** none


### 3Shape Unite Cloud

[App page](https://appshunter.io/ios/app/3shape-unite-cloud/id6478487059)

This app provides a secure cloud-based platform for medical professionals to manage patient cases, track progress, and collaborate with colleagues. It offers instant access to work from any device, ensuring data is always up-to-date and compliant with regulations.

**Highlights:** Secure cloud storage, Instant case updates, Detailed 3D case viewing, Progress tracking, Integrated chat for collaboration, GDPR & HIPAA compliant

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

**In-app purchases:** none


## Frequently asked questions

### Is DDU free?

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

### Is 3Shape Unite Cloud free?

3Shape Unite Cloud is free to download, with no in-app purchases.

### Do DDU or 3Shape Unite Cloud have ads?

Neither DDU nor 3Shape Unite Cloud shows ads.

### Which is updated more often, DDU or 3Shape Unite Cloud?

DDU ships an update every 3 months, and 3Shape Unite Cloud monthly. Most recently, DDU was updated on September 13, 2026 and 3Shape Unite Cloud on September 13, 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.*