# epTools vs iPacemaker Device

epTools and iPacemaker Device both sit at 4.8 stars, but that hides the real split: 88% of epTools's written reviews are positive against 28% of iPacemaker Device's. epTools also leads on in-app purchases (none vs 7). iPacemaker Device's advantage is price (Free vs $19.99) and update cadence (every 6 days vs every 4 months). On rating, ratings volume, ads and device support there is nothing between them.

iPacemaker Device is free to download; epTools costs $19.99 up front. iPacemaker Device sells 7 in-app purchases, starting at $9.99 per month. epTools asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.8 for epTools against 4.7 for iPacemaker Device. Both are backed by a comparable volume of ratings — 519 and 364 respectively. Written reviews are what separate them: 88% of epTools's written reviews are positive against 28% of iPacemaker Device's.

epTools ships an update every 4 months, iPacemaker Device every 6 days. The most recent releases landed on September 25, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | epTools | iPacemaker Device |
| --- | --- | --- |
| Price | $19.99 | **Free** |
| Rating | **[4.8 (519 ratings)](https://appshunter.io/ios/app/eptools/id430201878/reviews)** | [4.7 (364 ratings)](https://appshunter.io/ios/app/ipacemaker-device/id1126088055/reviews) |
| Number of ratings | **519** | 364 |
| Positive reviews | **88.2% of reviews** | 27.9% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 6 days** |
| Monetization | **Free** | Free with in-app purchases |
| Best chart rank | #199 | **#42** |
| Size | 30 MB | 216 MB |
| Requires iOS | **16.0** | 17.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Busy Being Born Solutions, LLC](https://appshunter.io/developer/430201881) | [IPACEMAKER S.R.L.](https://appshunter.io/developer/1780219062) |

## What reviewers say

### epTools

[App page](https://appshunter.io/ios/app/eptools/id430201878)

**Currently charting:** #199 Top Paid · Medical (US App Store)

This app provides a suite of tools for diagnosing and managing cardiac rhythm disorders. It offers algorithms for localizing arrhythmias, differentiating conditions like WPW from FVF, and assessing disease risks. Users can visualize progress, save analysis paths, and access cited scientific references.

**Highlights:** Arrhythmia localization algorithms, Differentiate WPW from FVF, Atrial tachycardia localization, Ventricular tachycardia localization, Disease assessment criteria, Save decision path images, Access scientific references

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

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use
- 👍 Very useful for EP issues
- 👍 Great for remembering rules
- 👍 Gold standard EP app
- 👍 Helpful for decision making

**What reviewers complain about**

- 😐 Not as great as expected
- 😐 Needs more explanations

**Reported bugs**

- Crash problem fixed

**Requested features**

- Add CAAP-AF
- Better tools for PVC localization
- More explanations in each pathway
- German translation
- Links to papers with algorithms


### iPacemaker Device

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

**Currently charting:** #42 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


## Frequently asked questions

### Is epTools free?

epTools costs $19.99, with no in-app purchases.

### Is iPacemaker Device free?

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

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

epTools is rated higher. epTools averages 4.8 out of 5 from 519 ratings, while iPacemaker Device averages 4.7 from 364 ratings.

### Do epTools or iPacemaker Device have ads?

Neither epTools nor iPacemaker Device shows ads.

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

epTools ships an update every 4 months, and iPacemaker Device every 6 days. Most recently, epTools was updated on September 25, 2026 and iPacemaker Device on September 22, 2026.

### Which is more popular, epTools or iPacemaker Device?

epTools currently peaks at #199 in the App Store charts, and iPacemaker Device at #42. Chart position reflects recent download velocity rather than total install base.

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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.*