# Clinical Protocols vs CDAC 2026

The clearest difference is update cadence: CDAC 2026 at every 3 days against Clinical Protocols's every 18 months. Clinical Protocols's advantage is device support (3 vs 1). On price, ads, in-app purchases 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.

Clinical Protocols ships an update every 18 months, CDAC 2026 every 3 days. The most recent releases landed on October 4, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | Clinical Protocols | CDAC 2026 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 18 months | **Every 3 days** |
| Size | 44 MB | 54 MB |
| Requires iOS | **15.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Tactuum, LLC](https://appshunter.io/developer/867012029) | [MK Builds LLC](https://appshunter.io/developer/1807815292) |

## What reviewers say

### Clinical Protocols

[App page](https://appshunter.io/ios/app/clinical-protocols/id1327262364)

**Features:** macOS Compatibility

**In-app purchases:** none


### CDAC 2026

[App page](https://appshunter.io/ios/app/cdac-2026/id6806692669)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Clinical Protocols free?

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

### Is CDAC 2026 free?

CDAC 2026 is free to download, with no in-app purchases.

### Do Clinical Protocols or CDAC 2026 have ads?

Neither Clinical Protocols nor CDAC 2026 shows ads.

### Which is updated more often, Clinical Protocols or CDAC 2026?

Clinical Protocols ships an update every 18 months, and CDAC 2026 every 3 days. Most recently, Clinical Protocols was updated on October 4, 2026 and CDAC 2026 on September 28, 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.*