# Atomic Clock PRO vs Scootboot

Atomic Clock PRO and Scootboot both sit at 4.7 stars, but that hides the real split: 73% of Atomic Clock PRO's written reviews are positive against 0% of Scootboot's. Atomic Clock PRO also leads on ratings volume (10K vs 234). Scootboot's advantage is in-app purchases (none vs 2) and ads (none vs shown). On price, rating, monetization model and device support there is nothing between them.

Both are free to download. Atomic Clock PRO sells 2 in-app purchases, starting at $1.99 per month. Scootboot asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.7 for Atomic Clock PRO against 4.8 for Scootboot. That said, the two scores are not equally well evidenced: Atomic Clock PRO has 10K ratings behind it against 234, so its average is the more settled of the two. Written reviews are what separate them: 73% of Atomic Clock PRO's written reviews are positive against 0% of Scootboot's.

Atomic Clock PRO ships an update every 3 months, Scootboot monthly. The most recent releases landed on October 29, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Atomic Clock PRO | Scootboot |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (10K ratings)](https://appshunter.io/ios/app/atomic-clock-pro/id899090224/reviews) | **[4.8 (234 ratings)](https://appshunter.io/ios/app/scootboot-hoof-sizer/id6453411969/reviews)** |
| Number of ratings | **10K** | 234 |
| Positive reviews | **73.0% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Monthly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 6 MB | 156 MB |
| Requires iOS | 15.6 | **15.1** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Brachmann Online Marketing GmbH & Co. KG](https://appshunter.io/developer/682848918) | [ISW](https://appshunter.io/developer/440145087) |

## What reviewers say

### Atomic Clock PRO

[App page](https://appshunter.io/ios/app/atomic-clock-pro/id899090224)

Get the most accurate time from an official atomic clock server. This app automatically detects your time zone and allows custom backgrounds. Easily switch between digital and analog clock displays with a swipe.

**Highlights:** Exact time from atomic clock, Automatic time zone recognition, Customizable background images, Digital and analog clock modes, Optional sound alerts, Color customization

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $1.99 | per month |
| Remove Ads | $5.99 | one-time |

**What reviewers like**

- ⭐ Accurate time display
- 📟 Useful for timing events
- 🕰️ Helpful for setting other clocks
- 🔍 Large, easy-to-read clock face

**What reviewers complain about**

- 💸 Subscription model for ad-free version
- 📢 Excessive advertisements
- 🔍 Small font for seconds display
- 🔀 Difficulty in displaying both analog and digital clocks simultaneously

**Reported bugs**

- Second hand occasionally runs in reverse
- Digital clock display cuts off on some devices
- Inconsistent behavior when switching between clock types

**Requested features**

- Customizable clock face options
- Ability to set widget on home screen
- Sync with system clock to automatically update time


### Scootboot

[App page](https://appshunter.io/ios/app/scootboot-hoof-sizer/id6453411969)

This app assists users in accurately measuring equine hooves for optimal boot fit. It guides you through taking and submitting precise images, ensuring a faster and more accurate sizing for your horse.

**Highlights:** Guided hoof sizing process, Accurate image capture, Faster boot sizing, Professional sizing assistance, Improved service experience

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

**In-app purchases:** none


## Frequently asked questions

### Is Atomic Clock PRO free?

Atomic Clock PRO is free to download, with in-app purchases available.

### Is Scootboot free?

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

### Which has better reviews, Atomic Clock PRO or Scootboot?

Scootboot is rated higher. Atomic Clock PRO averages 4.7 out of 5 from 10K ratings, while Scootboot averages 4.8 from 234 ratings.

### Do Atomic Clock PRO or Scootboot have ads?

Atomic Clock PRO shows ads; Scootboot does not.

### Which is updated more often, Atomic Clock PRO or Scootboot?

Atomic Clock PRO ships an update every 3 months, and Scootboot monthly. Most recently, Atomic Clock PRO was updated on October 29, 2026 and Scootboot on October 27, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*