CardioSleeve vs StetSAFE
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
CardioSleeve
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.
- 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
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Note: This app is intended to be used with the CardioSleeve Recorder Device and without it, you will not be able to acquire, analyze and store digital auscultation and ECG. Medical professionals can purchase the CardioSleeve Recorder Device at Rijuven.com. The CardioSleeve app is the first FDA cleared stethoscope add-on system for clinicians to acquire 3-Lead ECG and Digital Heart Sound at any point of care. CardioSleeve enhances the traditional stethoscope by recording, displaying and analyzing the heart's ECG and acoustical footprints, synchronized, in real time via any wirelessly connected portable device. CardioSleeve assists clinicians in: Visualizing Heart Murmur The CardioSleeve app enhances a stethoscope by providing synchronized Digital Auscultation with ECG; allowing for visualized heart sound and Murmur Detection. Analyzing Heart Rhythm The CardioSleeve stethoscope attachment records High-Fidelity 3- Lead ECG tracings with a digital caliper to be viewed and analyzed on a connected device. Identifying Heart Failure The CardioSleeve stethoscope attachment assists in the identification and detection of Heart Failure.
StetSAFE
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.
- UV-C light disinfection
- Neutralizes bacteria
- Mobile app connectivity
- Disinfection status monitoring
- Usage details tracking
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StetSAFE is a medical device designed to disinfect the diaphragm of the stethoscopes with UV-C light. Stetsafe neutralizes most of the harmful bacteria found on stethoscopes in under a few minutes. Stetsafe can be connected to smartphones to follow disinfection status and other usage details via its mobile application.
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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.
| Parameter | CardioSleeve | StetSAFE |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (1 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 0.0% of reviews | 100.0% of reviews — better |
| Number of ratings | 1 | 1 |
| Update frequency | Every 2 months — better | Every 3 months |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Free — better | Ad-supported |
| Devices | iPhone, iPad, iPod, Apple Watch — better | iPhone, iPod |
| Requires iOS | 8.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 81 MB | 49 MB |
| Age rating | 12+ | 17+ |
| Developer | Rijuven Corp | KuartisMed Ltd Sti |
Customer experience
CardioSleeve
StetSAFE
In-app purchases
CardioSleeve
No in-app purchases
StetSAFE
No in-app purchases
Questions
Is CardioSleeve free?
Is StetSAFE free?
Which has better reviews, CardioSleeve or StetSAFE?
Do CardioSleeve or StetSAFE have ads?
Which is updated more often, CardioSleeve or StetSAFE?
Other comparisons
