iHeartSounds vs HearBeats
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
iHeartSounds
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- Realβtime recording is converted to visual amplitude. - To provide functions for the raw data that be able to repaint the amplitude, and output. Development TeamοΌ -Principal investigator Albert Chih-Chieh Yang,M.D.,Ph.D. -MIS Zong-Huei LIN,Ph.D. -AI server and backend Yi-Cing Chen(PG) -iOS programming Yi-Ze Liao(PG) National Yang Ming Chiao Tung University Digital Medicine Center
HearBeats
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Listen to your own heart beat. HearBeats streams your live heart rate from Apple Watch to your iPhone, which plays a synthesized stethoscope "lub-dub" in real time, at exactly your current rate. No account, no data collection β your heart rate goes straight from your Watch to your phone and nowhere else. β’ Live mode: pairs with Apple Watch for real-time heart rate sonification β’ Demo mode: hear how it works without a Watch β’ Mix with your music or listen on its own, with adjustable heartbeat volume β’ Nothing is saved to Health or anywhere else β the workout session used to read your heart rate is discarded β’ Feel your heartbeat: haptic taps on iPhone and Apple Watch, in time with every beat
Screenshots
Verdict
The clearest difference is iOS requirement: iHeartSounds at 15.0 against HearBeats's 17.0. On price, update cadence, ads and in-app purchases there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
iHeartSounds ships an update every 2 months, HearBeats every 6 weeks. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.
| Parameter | iHeartSounds | HearBeats |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 months | Every 6 weeks β better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, Apple Watch |
| Requires iOS | 15.0 β better | 17.0 |
| Further details β not scored | ||
| Size | 3 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | HEALTECH CO., LTD. | Christopher Johnson |
In-app purchases
iHeartSounds
No in-app purchases
HearBeats
No in-app purchases
