Lullbeat
Hear your baby's heartbeat
Only for iPhone
Free · In‑App Purchases · Designed for iPhone. Not verified for macOS.
iPhone
Listen to your baby's heartbeat at home. Private sessions saved on your device. Premium unlocks unlimited monitoring and history.
Lullbeat helps expectant parents listen to their baby's heartbeat at home using their iPhone microphone.
KEY FEATURES
• Simple heart rate monitoring — place your phone gently on your lower abdomen in a quiet room
• Real-time BPM display with guidance for safe, steady readings
• Session history saved privately on your device
• Due date countdown on your home screen
• Bilingual support (English and Chinese)
HOW IT WORKS
1. Find a comfortable position in a quiet room
2. Place your phone microphone-side down on your skin
3. Tap Start Listening and hold still for 15–60 seconds
4. Save your session to track readings over time
PREMIUM SUBSCRIPTION
Upgrade to Premium for unlimited monitoring, full session history, and an ad-free experience. Choose weekly or yearly plans. Yearly plan includes a 3-day free trial.
IMPORTANT
Lullbeat is a wellness tool for expectant parents. It is not a medical device and does not replace professional prenatal care or a clinical fetal Doppler. Always consult your healthcare provider about your pregnancy.
PRIVACY
Your monitoring data stays on your device. We do not upload your session recordings to our servers.
Support: dev@lyhorizon.com
Terms of Use (EULA): https://lyhorizon.com/terms/lullbeat/
Privacy Policy: https://lyhorizon.com/privacy/lullbeat/
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
The developer, 青青 陈, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Collected
The developer does not collect any data from this app.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- 青青 陈
- Size
- 33.3 MB
- Category
- Health & Fitness
- Compatibility
Requires iOS 15.1 or later.
- iPhone
Requires iOS 15.1 or later. - iPod touch
Requires iOS 15.1 or later. - Mac
Requires macOS 12.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English
- Age Rating
13+
- 13+
- Infrequent
Medical Treatment information
Contains
Health or Wellness Topics
- In-App Purchases
Yes
- Lullbeat Yearly $6.99
- Lullbeat Weekly $3.99
- Copyright
- © 2026 LyHorizon