# CardioSleeve vs doctorgramX

The clearest difference is update cadence: CardioSleeve at every 2 months against doctorgramX's every 5 months. CardioSleeve also leads on iOS requirement (8.0 vs 13.0). 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.

CardioSleeve ships an update every 2 months, doctorgramX every 5 months. The most recent releases landed on October 16, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | CardioSleeve | doctorgramX |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/cardiosleeve/id1148605168/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 5 months |
| Monetization | Free | — |
| Size | 81 MB | 38 MB |
| Requires iOS | **8.0** | 13.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 12+ | 17+ |
| Developer | [Rijuven Corp](https://appshunter.io/developer/659359074) | [GV Concepts, Inc.](https://appshunter.io/developer/556696188) |

## 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


### doctorgramX

[App page](https://appshunter.io/ios/app/doctorgramx/id6443414985)

**In-app purchases:** none


## Frequently asked questions

### Is CardioSleeve free?

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

### Is doctorgramX free?

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

### Do CardioSleeve or doctorgramX have ads?

Neither CardioSleeve nor doctorgramX shows ads.

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

CardioSleeve ships an update every 2 months, and doctorgramX every 5 months. Most recently, CardioSleeve was updated on October 16, 2026 and doctorgramX on October 9, 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.*