# CardioWatch Pro vs Sheepy

The clearest difference is in-app purchases: Sheepy at none against CardioWatch Pro's 3. Sheepy also leads on update cadence (every 2 days vs every 6 days) and iOS requirement (13.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. CardioWatch Pro sells 3 in-app purchases, starting at $9.99 per month. Sheepy asks for nothing beyond the download.

CardioWatch Pro ships an update every 6 days, Sheepy every 2 days. Both last shipped on October 25, 2026.

## The numbers

| Metric | CardioWatch Pro | Sheepy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/cardiowatch-pro/id6762439345/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 6 days | **Every 2 days** |
| Monetization | Freemium | — |
| Size | 30 MB | 19 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPod, Apple Watch |
| Age rating | 12+ | 17+ |
| Developer | [Shanghai Zen Mind Information Technology Co., Ltd.](https://appshunter.io/developer/1631507559) | [从尧 孙](https://appshunter.io/developer/1891292874) |

## What reviewers say

### CardioWatch Pro

[App page](https://appshunter.io/ios/app/cardiowatch-pro/id6762439345)

This app analyzes your Apple Watch data to provide daily stress insights and heart rhythm information. It identifies patterns and trends in your body's signals, comparing them to your personal baseline for a unique perspective on your well-being.

**Highlights:** Daily stress state and timeline, Heart rate variability analysis, Morning recovery score, ECG waveform processing, Sleep and activity pattern correlation, Long-term health trend tracking

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CardioWatch Pro | $9.99 | per month |
| CardioWatch Pro | $29.99 | per year |
| CardioWatch Pro Lifetime | $49.99 | one-time |


### Sheepy

[App page](https://appshunter.io/ios/app/sheepy/id6793028299)

**Features:** Apple Watch app

**In-app purchases:** none


## Frequently asked questions

### Is CardioWatch Pro free?

CardioWatch Pro is free to download, with in-app purchases available.

### Is Sheepy free?

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

### Do CardioWatch Pro or Sheepy have ads?

Neither CardioWatch Pro nor Sheepy shows ads.

### Which is updated more often, CardioWatch Pro or Sheepy?

CardioWatch Pro ships an update every 6 days, and Sheepy every 2 days. Most recently, CardioWatch Pro was updated on October 25, 2026 and Sheepy on October 25, 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.*