iPacemaker Device vs myMerlinPulse™
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
iPacemaker Device
Access a vast database of implantable cardiac devices, including pacemakers and defibrillators. Get detailed technical specifications, connector information, advisories, and MRI compatibility checks. Compare devices and explore algorithms to aid in selection and management.
- Extensive device database
- Detailed technical datasheets
- Connector and tool information
- Advisories and safety warnings
- Multibrand MRI compatibility evaluation
- Algorithm descriptions
- Side-by-side device comparison
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iPacemaker Device is an independent, multibrand technical and educational reference for electrophysiologists, hospital device technicians, and medical-device company specialists working with cardiac implantable electronic devices. Explore information on more than 7,000 pacemakers, ICDs, CRT devices, cardiac monitors, and leads from 60 manufacturers. TECHNICAL DATA Review device specifications, physical characteristics, dimensions, diagnostic features, and programming parameters. CONNECTOR HEADERS Examine connector layouts, port types, lead configurations, and documented tool specifications. Find device records with compatible connector-header characteristics and explore CSP configurations. MANUFACTURER ADVISORIES Access technical notes and safety communications included in the database and organized by product. MRI DOCUMENTATION Explore manufacturer-published MRI conditions for hypothetical device-and-lead combinations. This educational reference does not determine MRI eligibility for an individual patient or implanted system. ALGORITHMS Review more than 70 manufacturer-specific algorithms organized by manufacturer and technical or clinical scope. ANALYTICS Explore descriptive charts based on information contained in the dataset, including device longevity and survival data. Analytics do not predict the performance of an individual implanted device or recommend device selection. COMPARE Review specifications, programming options, longevity charts, and survival curves across multiple device records without generating treatment or device recommendations. Some content and features require a subscription. iPacemaker Device is intended solely for professional education and technical reference. It is not intended for diagnosis, patient-specific assessment, treatment selection, device programming, MRI eligibility, or emergency use. Always consult current manufacturer documentation and applicable clinical and institutional protocols. iPacemaker is independent and is not affiliated with, sponsored by, or endorsed by any cardiac-device manufacturer. Company names, product names, and trademarks belong to their respective owners.
myMerlinPulse™
This app enables remote monitoring of your Abbott Bluetooth-enabled heart device for your healthcare provider. It securely transfers heart rhythm information and provides device status updates. Receive notifications for significant changes in your implanted device's performance.
- Remote monitoring of ICD/CRT-D devices
- Bluetooth® wireless data transfer
- Check device connection status
- View transmission history
- Cardiac device battery status
- Manual transmission capability
- Performance change notifications
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The myMerlinPulse™ app is designed to provide remote monitoring capability of your Abbott Bluetooth®-enabled implantable cardioverter defibrillator (ICD) or cardiac resynchronization therapy defibrillator (CRT-D) to your healthcare provider. The app uses Bluetooth® wireless technology to transfer your heart rhythm information between the device, the app, and your clinic. The app’s user-friendly interface allows you to: - Check if your heart device is connected and ready for remote monitoring. - View the history of transmissions. - Get information about your cardiac device, including its battery status. - Send manual transmissions to your healthcare provider. - Receive notifications if there has been a significant change in the performance of your implanted device. The app uses an internet connection through a Wi-Fi or cellular network to send information about your implanted heart device to your healthcare provider. Your information is encrypted to ensure the privacy and security of the transmission. The app is intended for use by people who have an Abbott implanted heart device and access to a mobile device. The app will only function once paired with your implanted device. Do not rely on the app during a medical emergency. If you experience a medical emergency, seek medical attention immediately. This app is not currently supported on tablet devices. Please note that this product is intended for use by or under the direction of a physician. Prior to using these devices/app, please review the Instructions for Use for a complete listing of indications, contraindications, warnings, precautions, potential adverse events, and directions for use.
Screenshots
Verdict
The clearest difference is rating: iPacemaker Device at 4.7 against myMerlinPulse™'s 3.7. iPacemaker Device also leads on update cadence (every 6 days vs every 20 months) and chart position (#41 vs unranked). myMerlinPulse™'s advantage is in-app purchases (none vs 7) and iOS requirement (15.0 vs 17.6). On price, review sentiment, ads 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
Both are free to download. iPacemaker Device sells 7 in-app purchases, starting at $9.99 per month. myMerlinPulse™ asks for nothing beyond the download.
iPacemaker Device holds the better App Store score, 4.7 against 3.7. That said, the two scores are not equally well evidenced: iPacemaker Device has 364 ratings behind it against 57, so its average is the more settled of the two. Written reviews point the same way: 28% of iPacemaker Device's written reviews are positive against 24% of myMerlinPulse™'s.
iPacemaker Device ships an update every 6 days, myMerlinPulse™ every 20 months. The most recent releases landed on September 22, 2026 and September 25, 2026 respectively.
| Parameter | iPacemaker Device | myMerlinPulse™ |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (364 ratings) — better | 3.7 (57 ratings) |
| Positive reviews | 27.9% of reviews — better | 23.5% of reviews |
| Number of ratings | 364 — better | 57 |
| Update frequency | Every 6 days — better | Every 20 months |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Best chart rank | #41 — better | — |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 17.6 | 15.0 — better |
| Further details — not scored | ||
| Size | 216 MB | 140 MB |
| Age rating | 4+ | 17+ |
| Developer | IPACEMAKER S.R.L. | St. Jude Medical, Inc. |
Customer experience
iPacemaker Device
myMerlinPulse™
Bugs and requests
iPacemaker Device
Reported bugs
18 issues- App keeps refreshing, cannot open
- App cannot be opened
- App enters interface and stops, cannot open
- App has not worked for years
- App hasn't worked for days
Show 13 moreShow fewer
- App requires subscription after purchase
- App requires subscription after update
- App is not working
- App is useless without subscription
- App freezes and needs reboot
- App seems to hang when opening
- App does not open
- App cannot be used unless you pay a subscription
- App changed to subscription model
- App not updated
- App not updated for newer devices
- Some newer devices cannot be found
- Some leads labeled MRI conditional are found to be non-MRI
Requested features
6 requests- More equitable evaluation of company representation
- Fix app hanging/slow opening
- Update for newer devices
- Grandfather in lifetime members
- Refund original charge for lifetime members
Show 1 moreShow fewer
- Remove disclaimer that opens every time
myMerlinPulse™
Not enough reviews yet to summarise bugs or requests.
In-app purchases
iPacemaker Device
- 1 month subscription REGULAR$9.991 Month
- 3 Months Subscription$49.993 Months
- 12 months subscription REGULAR7 Days trial$49.991 Year
Show 4 moreShow fewer
- 6 Months Subscription$59.996 Months
- 12 Months Subscription$99.991 Year
- 12 months subscription PREMIUM$109.991 Year
- 12 months subscription PREMIUM7 Days trial$109.991 Year
myMerlinPulse™
No in-app purchases
Questions
Is iPacemaker Device free?
Is myMerlinPulse™ free?
Which has better reviews, iPacemaker Device or myMerlinPulse™?
Do iPacemaker Device or myMerlinPulse™ have ads?
Which is updated more often, iPacemaker Device or myMerlinPulse™?
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