# ATRIUM Anticoagulation Tool vs 3D CTO Wiring

The clearest difference is update cadence: ATRIUM Anticoagulation Tool at every 3 months against 3D CTO Wiring's every 7 months. ATRIUM Anticoagulation Tool also leads on iOS requirement (8.0 vs 13.0). 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.

ATRIUM Anticoagulation Tool ships an update every 3 months, 3D CTO Wiring every 7 months. The most recent releases landed on October 21, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | ATRIUM Anticoagulation Tool | 3D CTO Wiring |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (7 ratings)](https://appshunter.io/ios/app/atrium-anticoagulation-tool/id1462668018/reviews)** | — |
| Number of ratings | **7** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 7 months |
| Monetization | Free | — |
| Size | 6 MB | 27 MB |
| Requires iOS | **8.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [University of Maryland Baltimore Foundation, Inc.](https://appshunter.io/developer/700757374) | [Pravin Goel](https://appshunter.io/developer/1771857707) |

## What reviewers say

### ATRIUM Anticoagulation Tool

[App page](https://appshunter.io/ios/app/atrium-anticoagulation-tool/id1462668018)

This application assists healthcare professionals in managing anticoagulation therapy. It provides tools and information for medical practitioners, not for patient self-treatment. Patients should always consult their doctor for medical advice.

**Highlights:** Anticoagulation therapy management, Tools for healthcare professionals, Medical decision support, Patient treatment guidance

**Features:** macOS Compatibility

**In-app purchases:** none


### 3D CTO Wiring

[App page](https://appshunter.io/ios/app/3d-cto-wiring/id6736403531)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ATRIUM Anticoagulation Tool free?

ATRIUM Anticoagulation Tool is free to download, with no in-app purchases.

### Is 3D CTO Wiring free?

3D CTO Wiring is free to download, with no in-app purchases.

### Do ATRIUM Anticoagulation Tool or 3D CTO Wiring have ads?

Neither ATRIUM Anticoagulation Tool nor 3D CTO Wiring shows ads.

### Which is updated more often, ATRIUM Anticoagulation Tool or 3D CTO Wiring?

ATRIUM Anticoagulation Tool ships an update every 3 months, and 3D CTO Wiring every 7 months. Most recently, ATRIUM Anticoagulation Tool was updated on October 21, 2026 and 3D CTO Wiring 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.*