# EQD2 Calculator vs Calendar Clock Administrator

The clearest difference is in-app purchases: EQD2 Calculator at none against Calendar Clock Administrator's 6. EQD2 Calculator also leads on rating (5.0 vs 4.6) and iOS requirement (10.0 vs 15.0). Calendar Clock Administrator's advantage is ratings volume (25 vs 2) and update cadence (every 2 weeks vs monthly). On price, review sentiment, ads and device support there is nothing between them.

Both are free to download. Calendar Clock Administrator sells 6 in-app purchases, starting at $4.99 per month. EQD2 Calculator asks for nothing beyond the download.

EQD2 Calculator holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Calendar Clock Administrator has 25 ratings behind it against 2, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.

EQD2 Calculator ships an update monthly, Calendar Clock Administrator every 2 weeks. The most recent releases landed on October 9, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | EQD2 Calculator | Calendar Clock Administrator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/eqd2-calculator/id1200344433/reviews)** | [4.6 (25 ratings)](https://appshunter.io/ios/app/calendar-clock-administrator/id1582952780/reviews) |
| Number of ratings | 2 | **25** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 2 weeks** |
| Monetization | **Free** | Freemium |
| Size | 17 MB | 68 MB |
| Requires iOS | **10.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jon Giambattista](https://appshunter.io/developer/983771622) | [Jelter B.V.](https://appshunter.io/developer/1527966516) |

## What reviewers say

### 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


### Calendar Clock Administrator

[App page](https://appshunter.io/ios/app/calendar-clock-administrator/id1582952780)

This app allows caretakers to remotely manage messages, reminders, and agenda items on a specialized clock device. It facilitates communication and customization for users with time awareness or memory challenges.

**Highlights:** Create, edit, and delete messages and reminders, Schedule agenda items, Disable specific functionalities, Initiate video calls, Control multiple clock devices, Customize text and background colors, Add pictures and display weather

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium (month) | $4.99 | per month |
| Premium Plus (maand) | $8.99 | per month |
| Premium (year) | $49.99 | per year |
| Premium Plus (year) | $89.99 | per year |
| Premium | $5.99 | one-time |
| Premium Plus | $13.99 | one-time |


## Frequently asked questions

### Is EQD2 Calculator free?

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

### Is Calendar Clock Administrator free?

Calendar Clock Administrator is free to download, with in-app purchases available.

### Which has better reviews, EQD2 Calculator or Calendar Clock Administrator?

EQD2 Calculator is rated higher. EQD2 Calculator averages 5.0 out of 5 from 2 ratings, while Calendar Clock Administrator averages 4.6 from 25 ratings.

### Do EQD2 Calculator or Calendar Clock Administrator have ads?

Neither EQD2 Calculator nor Calendar Clock Administrator shows ads.

### Which is updated more often, EQD2 Calculator or Calendar Clock Administrator?

EQD2 Calculator ships an update monthly, and Calendar Clock Administrator every 2 weeks. Most recently, EQD2 Calculator was updated on October 9, 2026 and Calendar Clock Administrator on October 30, 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.*