# WHO CAC Tool vs Well

The clearest difference is update cadence: Well at weekly against WHO CAC Tool's every 14 months. WHO CAC Tool's advantage is iOS requirement (13.0 vs 18.6). 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.

WHO CAC Tool ships an update every 14 months, Well weekly. The most recent releases landed on October 20, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | WHO CAC Tool | Well |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 14 months | **Weekly** |
| Size | 20 MB | 179 MB |
| Requires iOS | **13.0** | 18.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 17+ | 17+ |
| Developer | [RC DIGITAL LTD OOD](https://appshunter.io/developer/1769416283) | [WellUnion](https://appshunter.io/developer/1896778855) |

## What reviewers say

### WHO CAC Tool

[App page](https://appshunter.io/ios/app/who-cac-tool/id6444250555)

**Features:** Vision Pro support

**In-app purchases:** none


### Well

[App page](https://appshunter.io/ios/app/well/id6771374776)

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

**In-app purchases:** none


## Frequently asked questions

### Is WHO CAC Tool free?

WHO CAC Tool is free to download, with no in-app purchases.

### Is Well free?

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

### Do WHO CAC Tool or Well have ads?

Neither WHO CAC Tool nor Well shows ads.

### Which is updated more often, WHO CAC Tool or Well?

WHO CAC Tool ships an update every 14 months, and Well weekly. Most recently, WHO CAC Tool was updated on October 20, 2026 and Well on October 24, 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.*