ER Lifesaver
Love using it in the ER! Makes shifts so much easier and seamless.
Free
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About
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.
✓Real-time heart sound visualization
✓Accurate heart sound tracking
✓Seamless data management
✓User-friendly interface
✓Waveform and spectrogram analysis
✓Secure recording storage and sharing
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What's New in Keikku
3.0.7 (30700)
August 19, 2026
- Updated under the hood
User reviews
FAQ
What is Keikku?
Keikku is a digital stethoscope app that transforms your smartphone into a diagnostic tool for hearing, visualizing, and analyzing heart sounds. It allows for real-time waveform and spectrogram display, accurate tracking, and secure data management.
Is Keikku suitable for self-diagnosis?
No, Keikku is not intended for self-diagnosis. The app's disclaimer states it is not a substitute for professional medical advice, diagnosis, or treatment. Always consult a qualified healthcare professional before making any medical decisions.
What regulatory approvals does Keikku have?
The Keikku Electronic Stethoscope is an FDA-cleared Class II medical device in the United States (510(k) K233313). CE marking under the EU Medical Device Regulation is in progress, and it is for investigational use outside the United States.
Who can use Keikku?
Keikku is intended for use by professional users in a clinical environment and by lay users in a nonclinical environment on both pediatric and adult patients. It is designed for healthcare professionals and health-conscious individuals.
How does Keikku help monitor heart health?
Keikku enables accurate heart sound tracking by allowing users to record and save sounds over time. This facilitates monitoring progress and provides data for more informed decisions about patient care or personal health management.
Can I share heart sound recordings with others using Keikku?
Yes, Keikku offers seamless data management that allows you to store, organize, and securely share recordings. This feature is beneficial for collaborating with your healthcare team or sharing with patients for continuous care.
What platforms is Keikku available on?
Based on the provided data, Keikku is supported on iPhone and iPod devices. Further platform compatibility details may be available from the developer.
How often is Keikku updated?
The latest version of Keikku is 2.4.5, updated on April 22, 2026. This indicates a recent update, suggesting the app is actively maintained by the developer, Lapsi Health B.V.
