# OCEANUS Connected vs Clockwork

The clearest difference is in-app purchases: OCEANUS Connected at none against Clockwork's 1. OCEANUS Connected also leads on ratings volume (119 vs 24) and iOS requirement (11.0 vs 16.4). Clockwork's advantage is update cadence (every 3 weeks vs every 2 months). On price, rating, review sentiment and ads there is nothing between them.

Both are free to download. Clockwork sells 1 one-off in-app purchase. OCEANUS Connected asks for nothing beyond the download.

OCEANUS Connected holds the better App Store score, 4.6 against 4.4. Both are backed by a comparable volume of ratings — 119 and 24 respectively. Written reviews point the same way: 44% of OCEANUS Connected's written reviews are positive against 43% of Clockwork's.

OCEANUS Connected ships an update every 2 months, Clockwork every 3 weeks. The most recent releases landed on October 2, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | OCEANUS Connected | Clockwork |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (119 ratings)](https://appshunter.io/ios/app/oceanus-connected/id1179979492/reviews)** | [4.4 (24 ratings)](https://appshunter.io/ios/app/clockwork-watch-app/id1612061033/reviews) |
| Number of ratings | **119** | 24 |
| Positive reviews | **44.4% of reviews** | 42.9% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 222 MB | 242 MB |
| Requires iOS | **11.0** | 16.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [CASIO COMPUTER CO., LTD.](https://appshunter.io/developer/456569836) | [Appfred AS](https://appshunter.io/developer/1612061035) |

## What reviewers say

### OCEANUS Connected

[App page](https://appshunter.io/ios/app/oceanus-connected/id1179979492)

This app connects your Bluetooth-enabled CASIO watch to your iPhone, enabling various Mobile Link functions. It simplifies watch operations and allows data transfer to the new CASIO WATCHES app. Requires iOS 14 or later and 'Always' location service permission.

**Highlights:** Bluetooth watch connectivity, Mobile Link functions, Simplified watch operations, User data transfer, Location services for time accuracy

**Features:** Vision Pro support

**In-app purchases:** none


### Clockwork

[App page](https://appshunter.io/ios/app/clockwork-watch-app/id1612061033)

This app allows you to measure the accuracy of your watches using your phone's camera. It compares an image of your watch to an atomic clock to calculate its timekeeping offset. Track accuracy over time with graphs and store detailed watch information.

**Highlights:** Measure accuracy using images, Atomic clock synchronization, Accuracy over time graphs, Store detailed watch information, Dark mode support, Digital and analog atomic clock

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Clockwork Premium | $5.99 | one-time |


## Frequently asked questions

### Is OCEANUS Connected free?

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

### Is Clockwork free?

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

### Which has better reviews, OCEANUS Connected or Clockwork?

OCEANUS Connected is rated higher. OCEANUS Connected averages 4.6 out of 5 from 119 ratings, while Clockwork averages 4.4 from 24 ratings.

### Do OCEANUS Connected or Clockwork have ads?

Neither OCEANUS Connected nor Clockwork shows ads.

### Which is updated more often, OCEANUS Connected or Clockwork?

OCEANUS Connected ships an update every 2 months, and Clockwork every 3 weeks. Most recently, OCEANUS Connected was updated on October 2, 2026 and Clockwork on September 28, 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.*