# Thrombosis vs EQD2 Calculator

The clearest difference is rating: EQD2 Calculator at 5.0 against Thrombosis's 4.0. EQD2 Calculator also leads on review sentiment (100% vs 75%) and update cadence (monthly vs every 5 months). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

EQD2 Calculator holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 3 and 2 respectively. Written reviews point the same way: 75% of Thrombosis's written reviews are positive against 100% of EQD2 Calculator's.

Thrombosis ships an update every 5 months, EQD2 Calculator monthly. The most recent releases landed on October 8, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Thrombosis | EQD2 Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (3 ratings)](https://appshunter.io/ios/app/thrombosis/id728181432/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/eqd2-calculator/id1200344433/reviews)** |
| Number of ratings | **3** | 2 |
| Positive reviews | 75.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Monthly** |
| Monetization | Free | Free |
| Size | 36 MB | 17 MB |
| Requires iOS | 12.0 | **10.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Thrombosis Canada](https://appshunter.io/developer/1098720492) | [Jon Giambattista](https://appshunter.io/developer/983771622) |

## What reviewers say

### Thrombosis

[App page](https://appshunter.io/ios/app/thrombosis/id728181432)

Provides healthcare professionals with up-to-date clinical tools and practice guidelines for managing thrombosis. Access interactive diagnostic aids, comprehensive treatment guides, and patient education materials.

**Highlights:** Interactive clinical tools, Comprehensive clinical guides, Patient education resources, User-friendly interface, Regular updates, Offline access

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

**In-app purchases:** none


### EQD2 Calculator

[App page](https://appshunter.io/ios/app/eqd2-calculator/id1200344433)

Calculate radiation dose in equivalent 2 Gy fractions and biological equivalent dose (BED). The app offers selectable alpha beta ratios for normal tissues and tumors, and includes a dose conversion mode for custom calculations.

**Highlights:** Calculate EQD2, Calculate BED, Selectable alpha beta ratios, Dose conversion mode, Custom dose per fraction calculation

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

**In-app purchases:** none


## Frequently asked questions

### Is Thrombosis free?

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

### Is EQD2 Calculator free?

EQD2 Calculator is free to download, with no in-app purchases.

### Which has better reviews, Thrombosis or EQD2 Calculator?

EQD2 Calculator is rated higher. Thrombosis averages 4.0 out of 5 from 3 ratings, while EQD2 Calculator averages 5.0 from 2 ratings.

### Do Thrombosis or EQD2 Calculator have ads?

Neither Thrombosis nor EQD2 Calculator shows ads.

### Which is updated more often, Thrombosis or EQD2 Calculator?

Thrombosis ships an update every 5 months, and EQD2 Calculator monthly. Most recently, Thrombosis was updated on October 8, 2026 and EQD2 Calculator on October 9, 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.*