# Twelve O'clock vs Winder

The clearest difference is rating: Winder at 5.0 against Twelve O'clock's 4.4. Winder also leads on update cadence (every 5 days vs every 3 weeks) and review sentiment (100% vs 91%). Twelve O'clock's advantage is ratings volume (83 vs 2) and device support (3 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Twelve O'clock sells 1 one-off in-app purchase and Winder sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Winder holds the better App Store score, 5.0 against 4.4. 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 point the same way: 91% of Twelve O'clock's written reviews are positive against 100% of Winder's.

Twelve O'clock ships an update every 3 weeks, Winder every 5 days. The most recent releases landed on October 24, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Twelve O'clock | Winder |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (83 ratings)](https://appshunter.io/ios/app/twelve-oclock/id1570977980/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/winder-precision-clock/id6749173558/reviews)** |
| Number of ratings | **83** | 2 |
| Positive reviews | 91.1% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 5 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 46 MB | 15 MB |
| Requires iOS | **15.0** | 26.2 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Hieu Pham](https://appshunter.io/developer/1570977982) | [IVAN ALEJANDRO MUNGUIA CRUZ](https://appshunter.io/developer/1829095431) |

## 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


### Winder

[App page](https://appshunter.io/ios/app/winder-precision-clock/id6749173558)

This app provides highly accurate time synchronization with atomic time servers. It features beautifully crafted, animated watch dials and optional sound cues for precise timekeeping. Designed for watch enthusiasts, it prioritizes privacy with no data collection.

**Highlights:** Atomic time synchronization (NTP), Drift strip for device offset, Continuous-sweep second hand, Analog and digital display options, 12 handcrafted, animated dial themes, Optional countdown sound cues, No data collection or tracking

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Winder Pro | $4.99 | one-time |


## Frequently asked questions

### Is Twelve O'clock free?

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

### Is Winder free?

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

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

Winder is rated higher. Twelve O'clock averages 4.4 out of 5 from 83 ratings, while Winder averages 5.0 from 2 ratings.

### Do Twelve O'clock or Winder have ads?

Neither Twelve O'clock nor Winder shows ads.

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

Twelve O'clock ships an update every 3 weeks, and Winder every 5 days. Most recently, Twelve O'clock was updated on October 24, 2026 and Winder 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.*