# CardioSleeve vs StetSAFE

The clearest difference is review sentiment: StetSAFE at 100% against CardioSleeve's 0%. StetSAFE also leads on rating (5.0 vs 1.0). CardioSleeve's advantage is ads (none vs shown) and monetization model (free vs ad-supported). On price, ratings volume, update cadence and in-app purchases there is nothing between them.

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

StetSAFE holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively. Written reviews point the same way: 0% of CardioSleeve's written reviews are positive against 100% of StetSAFE's.

CardioSleeve ships an update every 2 months, StetSAFE every 3 months. The most recent releases landed on September 30, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | CardioSleeve | StetSAFE |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/cardiosleeve/id1148605168/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/stetsafe/id1557467813/reviews)** |
| Number of ratings | 1 | 1 |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | **Free** | Ad-supported |
| Size | 81 MB | 49 MB |
| Requires iOS | **8.0** | 13.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPod |
| Age rating | 12+ | 17+ |
| Developer | [Rijuven Corp](https://appshunter.io/developer/659359074) | [KuartisMed Ltd Sti](https://appshunter.io/developer/598946138) |

## What reviewers say

### CardioSleeve

[App page](https://appshunter.io/ios/app/cardiosleeve/id1148605168)

This medical app, used with a specific device, allows clinicians to record, display, and analyze digital heart sounds and 3-lead ECGs in real-time. It aids in visualizing heart murmurs, analyzing heart rhythm, and identifying heart failure.

**Highlights:** Digital auscultation with synchronized ECG, Visualized heart sound and murmur detection, High-fidelity 3-lead ECG recording, Digital caliper for ECG analysis, Heart failure identification assistance

**Features:** macOS Compatibility

**In-app purchases:** none


### StetSAFE

[App page](https://appshunter.io/ios/app/stetsafe/id1557467813)

This medical device uses UV-C light to disinfect stethoscope diaphragms, neutralizing harmful bacteria in minutes. Connect to a mobile app to monitor disinfection status and usage details.

**Highlights:** UV-C light disinfection, Neutralizes bacteria, Mobile app connectivity, Disinfection status monitoring, Usage details tracking

**In-app purchases:** none


## Frequently asked questions

### Is CardioSleeve free?

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

### Is StetSAFE free?

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

### Which has better reviews, CardioSleeve or StetSAFE?

StetSAFE is rated higher. CardioSleeve averages 1.0 out of 5 from 1 ratings, while StetSAFE averages 5.0 from 1 ratings.

### Do CardioSleeve or StetSAFE have ads?

StetSAFE shows ads; CardioSleeve does not.

### Which is updated more often, CardioSleeve or StetSAFE?

CardioSleeve ships an update every 2 months, and StetSAFE every 3 months. Most recently, CardioSleeve was updated on September 30, 2026 and StetSAFE on October 5, 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.*