# Keikku vs DrStemo

The clearest difference is review sentiment: Keikku at 100% against DrStemo's 8%. Keikku also leads on rating (4.0 vs 1.8) and update cadence (fortnightly vs every 2 months). DrStemo's advantage is iOS requirement (10.0 vs 14.0). On price, ratings volume, ads 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.

Keikku holds the better App Store score, 4.0 against 1.8. Both are backed by a comparable volume of ratings — 4 and 8 respectively. Written reviews point the same way: 100% of Keikku's written reviews are positive against 8% of DrStemo's.

Keikku ships an update fortnightly, DrStemo every 2 months. The most recent releases landed on October 11, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Keikku | DrStemo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (4 ratings)](https://appshunter.io/ios/app/keikku/id1635629709/reviews)** | [1.8 (8 ratings)](https://appshunter.io/ios/app/drstemo/id1660937732/reviews) |
| Number of ratings | 4 | **8** |
| Positive reviews | **100.0% of reviews** | 7.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 2 months |
| Monetization | Free | Free |
| Size | 208 MB | 34 MB |
| Requires iOS | 14.0 | **10.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [keikku](https://appshunter.io/developer/1635629711) | [Shanghai Hulu Devices Co Ltd](https://appshunter.io/developer/1053971681) |

## What reviewers say

### Keikku

[App page](https://appshunter.io/ios/app/keikku/id1635629709)

Transform your smartphone into a diagnostic tool for heart sounds. Visualize, analyze, and track heartbeats with detailed waveforms and spectrograms. Securely manage and share recordings for enhanced patient care or personal health monitoring.

**Highlights:** Real-time heart sound visualization, Accurate heart sound tracking, Seamless data management, User-friendly interface, Waveform and spectrogram analysis, Secure recording storage and sharing

**In-app purchases:** none


### DrStemo

[App page](https://appshunter.io/ios/app/drstemo/id1660937732)

This app pairs with Stemoscope wireless stethoscopes to enhance listening to heart and lung sounds. It is intended for use with the Stemoscope PRO and Stemoscope II devices. Users should consult a doctor for medical decisions, as the app and device are not for self-diagnosis.

**Highlights:** Connects to Stemoscope PRO and II, Record body sounds, Enhance listening experience, FDA cleared device companion, Not for self-diagnosis

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

**In-app purchases:** none


## Frequently asked questions

### Is Keikku free?

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

### Is DrStemo free?

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

### Which has better reviews, Keikku or DrStemo?

Keikku is rated higher. Keikku averages 4.0 out of 5 from 4 ratings, while DrStemo averages 1.8 from 8 ratings.

### Do Keikku or DrStemo have ads?

Neither Keikku nor DrStemo shows ads.

### Which is updated more often, Keikku or DrStemo?

Keikku ships an update fortnightly, and DrStemo every 2 months. Most recently, Keikku was updated on October 11, 2026 and DrStemo 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.*