# epTools vs AB Blood

The clearest difference is price: AB Blood at $2.99 against epTools's $19.99. On update cadence, ads, in-app purchases and device support there is nothing between them.

epTools costs $19.99 and AB Blood $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

epTools ships an update every 4 months, AB Blood every 3 months. The most recent releases landed on September 30, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | epTools | AB Blood |
| --- | --- | --- |
| Price | $19.99 | **$2.99** |
| Rating | **[4.8 (519 ratings)](https://appshunter.io/ios/app/eptools/id430201878/reviews)** | — |
| Number of ratings | **519** | — |
| Positive reviews | 88.2% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 months** |
| Monetization | Free | — |
| Size | 30 MB | 5 MB |
| Requires iOS | **16.0** | 16.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Busy Being Born Solutions, LLC](https://appshunter.io/developer/430201881) | [Alexander Berkovich](https://appshunter.io/developer/1460157188) |

## What reviewers say

### epTools

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

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


### AB Blood

[App page](https://appshunter.io/ios/app/ab-blood/id6444129189)

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

**In-app purchases:** none


## Frequently asked questions

### Is epTools free?

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

### Is AB Blood free?

AB Blood costs $2.99, with no in-app purchases.

### Do epTools or AB Blood have ads?

Neither epTools nor AB Blood shows ads.

### Which is updated more often, epTools or AB Blood?

epTools ships an update every 4 months, and AB Blood every 3 months. Most recently, epTools was updated on September 30, 2026 and AB Blood on September 11, 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.*