# CalcificAID vs 3D CTO Wiring

The clearest difference is ads: 3D CTO Wiring at none against CalcificAID's shown. 3D CTO Wiring also leads on update cadence (every 7 months vs every 37 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

CalcificAID ships an update every 37 months, 3D CTO Wiring every 7 months. The most recent releases landed on October 14, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | CalcificAID | 3D CTO Wiring |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/calcificaid/id1461295720/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 37 months | **Every 7 months** |
| Monetization | Ad-supported | — |
| Size | 57 MB | 27 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Icahn School of Medicine at Mount Sinai](https://appshunter.io/developer/972625667) | [Pravin Goel](https://appshunter.io/developer/1771857707) |

## What reviewers say

### CalcificAID

[App page](https://appshunter.io/ios/app/calcificaid/id1461295720)

This free educational tool guides medical professionals through managing calcified coronary lesions. It provides step-by-step illustrations for identifying and treating calcification using various atherectomy techniques before stenting.

**Highlights:** Step-by-step illustrations, Coronary calcification identification, Treatment of calcified lesions, Rotational atherectomy guidance, Orbital atherectomy guidance, Laser atherectomy guidance, Intravascular lithotripsy (IVL) guidance, Atherotomy 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 CalcificAID free?

CalcificAID 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 CalcificAID or 3D CTO Wiring have ads?

CalcificAID shows ads; 3D CTO Wiring does not.

### Which is updated more often, CalcificAID or 3D CTO Wiring?

CalcificAID ships an update every 37 months, and 3D CTO Wiring every 7 months. Most recently, CalcificAID was updated on October 14, 2026 and 3D CTO Wiring on October 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.*