# Preg Wheel vs Calendar Clock Administrator

The clearest difference is rating: Calendar Clock Administrator at 4.6 against Preg Wheel's 4.0. Calendar Clock Administrator also leads on review sentiment (100% vs 60%) and update cadence (every 2 weeks vs every 9 months). Preg Wheel's advantage is in-app purchases (none vs 6) and iOS requirement (10.0 vs 15.0). On price, ratings volume, 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. Preg Wheel asks for nothing beyond the download.

Calendar Clock Administrator holds the better App Store score, 4.6 against 4.0. Both are backed by a comparable volume of ratings — 62 and 25 respectively. Written reviews point the same way: 60% of Preg Wheel's written reviews are positive against 100% of Calendar Clock Administrator's.

Preg Wheel ships an update every 9 months, Calendar Clock Administrator every 2 weeks. The most recent releases landed on October 27, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Preg Wheel | Calendar Clock Administrator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (62 ratings)](https://appshunter.io/ios/app/preg-wheel/id445303968/reviews) | **[4.6 (25 ratings)](https://appshunter.io/ios/app/calendar-clock-administrator/id1582952780/reviews)** |
| Number of ratings | **62** | 25 |
| Positive reviews | 60.3% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 2 weeks** |
| Monetization | **Free** | Freemium |
| Size | 24 MB | 68 MB |
| Requires iOS | **10.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Andrew Yu](https://appshunter.io/developer/328693314) | [Jelter B.V.](https://appshunter.io/developer/1527966516) |

## What reviewers say

### Preg Wheel

[App page](https://appshunter.io/ios/app/preg-wheel/id445303968)

This app provides a digital pregnancy wheel for iPhone users, eliminating the need for a physical one. It allows for quick input of key dates and offers accurate results, accounting for calendar variations. The app also saves your information for future use and includes important dates for screenings throughout the pregnancy.

**Highlights:** Input LMP, EDD, EGA, and IVF dates, Accurate date calculations with leap year support, Save and restore input dates, Track important screening test dates, View dates for 1st Trimester US, CVS, Quad Screen, and more

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Simple and easy to use
- 🚀 Fast calculations
- ✅ Accurate results
- 👍 Great for medical professionals
- 👍 Efficient paper wheel alternative

**What reviewers complain about**

- 🐛 Not updated for latest iOS
- 🐛 Functionality issues after updates
- 🐛 IVF dating function not working
- 🐛 Inconsistent calculations
- 🐛 App crashes/shuts down

**Reported bugs**

- IVF dating function does not work
- Cannot calculate due date based on weeks and ultrasound date
- LMP does not change when due date is entered, and vice versa
- App not compatible with iOS 14
- App not compatible with iOS 11

**Requested features**

- Update for latest iOS
- Update IVF dating function
- Add FTS window
- Ensure compatibility with newer devices/OS
- Local time zone support


### 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 Preg Wheel free?

Preg Wheel 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, Preg Wheel or Calendar Clock Administrator?

Calendar Clock Administrator is rated higher. Preg Wheel averages 4.0 out of 5 from 62 ratings, while Calendar Clock Administrator averages 4.6 from 25 ratings.

### Do Preg Wheel or Calendar Clock Administrator have ads?

Neither Preg Wheel nor Calendar Clock Administrator shows ads.

### Which is updated more often, Preg Wheel or Calendar Clock Administrator?

Preg Wheel ships an update every 9 months, and Calendar Clock Administrator every 2 weeks. Most recently, Preg Wheel was updated on October 27, 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.*