# Twelve O'clock vs Precision Watch

The clearest difference is ads: Twelve O'clock at none against Precision Watch's shown. Twelve O'clock also leads on ratings volume (83 vs 2). Precision Watch's advantage is review sentiment (100% vs 91%). On price, rating, update cadence and in-app purchases there is nothing between them.

Both are free to download. Twelve O'clock sells 1 one-off in-app purchase and Precision Watch sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.4 for Twelve O'clock against 4.5 for Precision Watch. That said, the two scores are not equally well evidenced: Twelve O'clock has 83 ratings behind it against 2, so its average is the more settled of the two. Written reviews are what separate them: 91% of Twelve O'clock's written reviews are positive against 100% of Precision Watch's.

Both ship on a similar rhythm, roughly every 3 weeks. Both last shipped on October 24, 2026.

## The numbers

| Metric | Twelve O'clock | Precision Watch |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (83 ratings)](https://appshunter.io/ios/app/twelve-oclock/id1570977980/reviews) | **[4.5 (2 ratings)](https://appshunter.io/ios/app/precision-watch-accuracy/id6478533884/reviews)** |
| Number of ratings | **83** | 2 |
| Positive reviews | 91.1% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 46 MB | 72 MB |
| Requires iOS | **15.0** | 16.4 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hieu Pham](https://appshunter.io/developer/1570977982) | [Louis Marion](https://appshunter.io/developer/1733221212) |

## What reviewers say

### Twelve O'clock

[App page](https://appshunter.io/ios/app/twelve-oclock/id1570977980)

Easily track the accuracy of your mechanical watches over time. Manually log checkpoints to calculate seconds per day and visualize performance with charts. Manage your watch collection with photos and learn more about horology.

**Highlights:** Manage watch collection, Add/edit/remove watches, Include watch photos, Track watch accuracy, Calculate seconds per day, View accuracy charts, Horology content

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Twelve Plus | $1.99 | one-time |

**What reviewers like**

- 👍 Intuitive and simple user interface
- 💰 Excellent value at $0.99 one-time purchase
- 🎯 Accurate watch accuracy tracking
- ⏱️ Flexible checkpoint timing (0, 15, 30, 45 seconds)
- 📊 Clear data visualization and graphs

**What reviewers complain about**

- 🐛 App freezes and crashes frequently
- 💾 Data loss after updates
- ⚠️ Free version severely limited (5 checkpoints only)
- 🔔 Silent mode prevents beeping sounds
- 🎯 Requires learning curve for some users

**Reported bugs**

- App freezes at loading requiring phone restart
- Data deletion after app updates
- Data loss on app crash
- Graph display glitches after checkpoints
- Photo checkpoint feature returns 'old photo not supported' error

**Requested features**

- iCloud/cloud synchronization across devices
- Notifications or reminders for checkpoints
- Current time button on checkpoint screen
- Larger buttons for 15/30/45 second marks
- Power reserve tracking


### Precision Watch

[App page](https://appshunter.io/ios/app/precision-watch-accuracy/id6478533884)

This utility app helps you ensure your watch is always accurate. Measure your timepiece's precision in minutes to avoid unnecessary servicing costs. Discover your watch's true measure with this application.

**Highlights:** Measure watch accuracy, Avoid watch servicing costs, Real-time precision check, User-friendly interface

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Subscription | $2.99 | per month |
| Annual Pro subscription | $24.99 | per year |


## Frequently asked questions

### Is Twelve O'clock free?

Twelve O'clock is free to download, with in-app purchases available.

### Is Precision Watch free?

Precision Watch is free to download, with in-app purchases available.

### Which has better reviews, Twelve O'clock or Precision Watch?

Precision Watch is rated higher. Twelve O'clock averages 4.4 out of 5 from 83 ratings, while Precision Watch averages 4.5 from 2 ratings.

### Do Twelve O'clock or Precision Watch have ads?

Precision Watch shows ads; Twelve O'clock does not.

### Which is updated more often, Twelve O'clock or Precision Watch?

Twelve O'clock ships an update every 3 weeks, and Precision Watch every 3 weeks. Most recently, Twelve O'clock was updated on October 24, 2026 and Precision Watch on October 24, 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.*