# iPacemaker Device vs TreatHF

The clearest difference is in-app purchases: TreatHF at none against iPacemaker Device's 7. TreatHF also leads on rating (5.0 vs 4.7) and iOS requirement (13.0 vs 17.6). iPacemaker Device's advantage is update cadence (every 6 days vs every 7 months) and ratings volume (364 vs 5). On price, ads and device support there is nothing between them.

Both are free to download. iPacemaker Device sells 7 in-app purchases, starting at $9.99 per month. TreatHF asks for nothing beyond the download.

TreatHF holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: iPacemaker Device has 364 ratings behind it against 5, so its average is the more settled of the two.

iPacemaker Device ships an update every 6 days, TreatHF every 7 months. The most recent releases landed on September 22, 2026 and June 3, 2026 respectively.

## The numbers

| Metric | iPacemaker Device | TreatHF |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (364 ratings)](https://appshunter.io/ios/app/ipacemaker-device/id1126088055/reviews) | **[5.0 (5 ratings)](https://appshunter.io/ios/app/treathf/id1321599852/reviews)** |
| Number of ratings | **364** | 5 |
| Positive reviews | 27.9% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 6 days** | Every 7 months |
| Monetization | Free with in-app purchases | **Free** |
| Best chart rank | **#45** | — |
| Size | 216 MB | 13 MB |
| Requires iOS | 17.6 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [IPACEMAKER S.R.L.](https://appshunter.io/developer/1780219062) | [American College of Cardiology](https://appshunter.io/developer/502174543) |

## What reviewers say

### iPacemaker Device

[App page](https://appshunter.io/ios/app/ipacemaker-device/id1126088055)

**Currently charting:** #45 Top Grossing · Medical (US App Store)

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.

**Highlights:** 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

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 month subscription REGULAR | $9.99 | per month |
| 3 Months Subscription | $49.99 | per 3 months |
| 12 months subscription REGULAR | $49.99 | per year |
| 6 Months Subscription | $59.99 | per 6 months |
| 12 Months Subscription | $99.99 | per year |
| 12 months subscription PREMIUM | $109.99 | per year |
| 12 months subscription PREMIUM | $109.99 | per year |

**What reviewers like**

- 👍 Great resource for cardiac rhythm devices
- 👍 App is useful for professionals
- 👍 Some users find it helpful
- 👍 Support team helped some users

**What reviewers complain about**

- 💸 Prohibitively expensive
- 💸 Price increase is steep
- 💸 So expensive for no reason
- 💸 Creator got greedy
- 💸 Subscription fees are ridiculous

**Reported bugs**

- 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

**Requested features**

- 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


### TreatHF

[App page](https://appshunter.io/ios/app/treathf/id1321599852)

This clinical decision support tool offers personalized heart failure therapy recommendations for healthcare professionals. It guides clinicians on medication initiation, titration, and optimization based on patient indications, referencing the latest guidelines.

**Highlights:** Individualized therapy suggestions, Guidance on medication use, Patient indication entry, Next steps for medical therapy, Medication initiation and titration, Optimization of medication strategy

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is iPacemaker Device free?

iPacemaker Device is free to download, with in-app purchases available.

### Is TreatHF free?

TreatHF is free to download, with no in-app purchases.

### Which has better reviews, iPacemaker Device or TreatHF?

TreatHF is rated higher. iPacemaker Device averages 4.7 out of 5 from 364 ratings, while TreatHF averages 5.0 from 5 ratings.

### Do iPacemaker Device or TreatHF have ads?

Neither iPacemaker Device nor TreatHF shows ads.

### Which is updated more often, iPacemaker Device or TreatHF?

iPacemaker Device ships an update every 6 days, and TreatHF every 7 months. Most recently, iPacemaker Device was updated on September 22, 2026 and TreatHF on June 3, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*