# Seadrone Control Pro vs Twelve O'clock

The clearest difference is in-app purchases: Seadrone Control Pro at none against Twelve O'clock's 1. Seadrone Control Pro also leads on iOS requirement (12.1 vs 15.0). Twelve O'clock's advantage is update cadence (every 3 weeks vs every 2 months) and device support (3 vs 1). On price and ads there is nothing between them.

Both are free to download. Twelve O'clock sells 1 one-off in-app purchase. Seadrone Control Pro asks for nothing beyond the download.

Seadrone Control Pro ships an update every 2 months, Twelve O'clock every 3 weeks. The most recent releases landed on October 4, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Seadrone Control Pro | Twelve O'clock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.4 (82 ratings)](https://appshunter.io/ios/app/twelve-oclock/id1570977980/reviews)** |
| Number of ratings | — | **82** |
| Positive reviews | — | 91.1% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 76 MB | 46 MB |
| Requires iOS | **12.1** | 15.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [OROBOTIX INC.](https://appshunter.io/developer/1227276924) | [Hieu Pham](https://appshunter.io/developer/1570977982) |

## What reviewers say

### Seadrone Control Pro

[App page](https://appshunter.io/ios/app/seadrone-control-pro/id1492027564)

**Features:** macOS Compatibility

**In-app purchases:** none


### 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


## Frequently asked questions

### Is Seadrone Control Pro free?

Seadrone Control Pro is free to download, with no in-app purchases.

### Is Twelve O'clock free?

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

### Do Seadrone Control Pro or Twelve O'clock have ads?

Neither Seadrone Control Pro nor Twelve O'clock shows ads.

### Which is updated more often, Seadrone Control Pro or Twelve O'clock?

Seadrone Control Pro ships an update every 2 months, and Twelve O'clock every 3 weeks. Most recently, Seadrone Control Pro was updated on October 4, 2026 and Twelve O'clock on October 16, 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.*