PulseBridge vs Cardio Rounds
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
PulseBridge
This app transforms your iPhone into a real-time heart rate transmitter for compatible fitness equipment. It reads heart rate data from AirPods Pro 3 via Apple Health and broadcasts it using standard Bluetooth, allowing devices like Peloton and Zwift to receive your BPM as if it were a chest strap. All data is securely logged to Apple Health.
- Real-time heart rate streaming
- Bluetooth HR broadcasting
- Apple Health workout logging
- Peloton and Zwift compatible
- Privacy-focused, no tracking
- Ad-free and subscription-free
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PulseBridge brings your heart rate to the devices that need it. Whether you ride a Peloton, run with Zwift, or train on Bluetooth-enabled cardio gear, PulseBridge turns your iPhone into a real-time Heart Rate transmitter. How it works Reads live heart-rate data from AirPods Pro 3 through Apple Health. Broadcasts your heart rate using the standard Bluetooth Heart Rate Profile. Your Peloton or fitness device simply pairs with your iPhone or iPad as if it were a chest strap. Launch the peloton class on your phone and listen sync the audio. All heart-rate samples are safely written to Apple Health. Features Live, accurate BPM streaming Apple Health workout logging Peloton-ready Bluetooth HR broadcasting Modern, minimal interface Zero accounts, zero ads, zero tracking Peloton class awareness Why it’s better PulseBridge uses native HealthKit and CoreBluetooth APIs for speed, privacy, and reliability. Your data stays on your device and in your iCloud Health backup — nowhere else. No subscription. One time payment. Privacy First PulseBridge does not collect, store, transmit, or share any personal data outside of Apple Health.
Cardio Rounds
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Cardio Rounds is an open-source heart rate monitoring app designed specifically for treadmill running, interval training, and Brazilian Jiu-Jitsu (BJJ) rounds. Focus on your performance with a simple, distraction-free interface and beautiful, detailed charts. Cardio Rounds prioritizes your privacy. All data is stored locally on your device, with no sign-ins required, no ads. Key Features: • Track workouts with live heart rate charts and time-in-zone analysis. • Record your rate of recovery. • Customize your resting and max heart rate for accurate zone calculations. • View historical stats and compare past performances. • Connect seamlessly to nearby Bluetooth heart rate monitors. • Export your data anytime for personal backup or external analysis.
Screenshots
Verdict
The clearest difference is price: Cardio Rounds at Free against PulseBridge's $3.99. Cardio Rounds also leads on iOS requirement (13.0 vs 26.1). On ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Cardio Rounds is free to download; PulseBridge costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | PulseBridge | Cardio Rounds |
|---|---|---|
| Price | $3.99 | Free — better |
| Rating | 4.3 (4 ratings) — better | — |
| Positive reviews | 50.0% of reviews | — |
| Number of ratings | 4 — better | — |
| Update frequency | Every 6 weeks | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 26.1 | 13.0 — better |
| Further details — not scored | ||
| Size | 3 MB | 22 MB |
| Age rating | 4+ | 4+ |
| Developer | Samuel Selva-Rodriguez | Yuval Greenfield |
In-app purchases
PulseBridge
No in-app purchases
Cardio Rounds
No in-app purchases
