# OCEANUS Connected vs Watch Accuracy Checker

The clearest difference is rating: OCEANUS Connected at 4.6 against Watch Accuracy Checker's 1.0. OCEANUS Connected also leads on ratings volume (119 vs 1) and iOS requirement (11.0 vs 15.6). Watch Accuracy Checker's advantage is review sentiment (67% vs 44%) and update cadence (monthly vs every 2 months). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

OCEANUS Connected holds the better App Store score, 4.6 against 1.0. That said, the two scores are not equally well evidenced: OCEANUS Connected has 119 ratings behind it against 1, so its average is the more settled of the two. Written reviews complicate that: 44% of OCEANUS Connected's written reviews are positive against 67% of Watch Accuracy Checker's, so the app with the better star average is not the one people write more warmly about.

OCEANUS Connected ships an update every 2 months, Watch Accuracy Checker monthly. The most recent releases landed on October 14, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | OCEANUS Connected | Watch Accuracy Checker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (119 ratings)](https://appshunter.io/ios/app/oceanus-connected/id1179979492/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/watch-accuracy-checker/id6478476307/reviews) |
| Number of ratings | **119** | 1 |
| Positive reviews | 44.4% of reviews | **66.7% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Free | Free |
| Size | 222 MB | 14 MB |
| Requires iOS | **11.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [CASIO COMPUTER CO., LTD.](https://appshunter.io/developer/456569836) | [Cogniter Technologies Pvt Ltd](https://appshunter.io/developer/478571271) |

## 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


### Watch Accuracy Checker

[App page](https://appshunter.io/ios/app/watch-accuracy-checker/id6478476307)

Measure and track the timekeeping accuracy of your mechanical, automatic, or quartz wristwatches. The app provides a reference timer and allows you to capture screenshots for comparison, maintaining a history of your tracking sessions.

**Highlights:** Add and edit watch details, Track accuracy against global time, Foreground and background timer, Multiple watch tracking, Screenshot capture for comparison, Tracking history with timestamps, Tracker running notifications

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

**In-app purchases:** none


## Frequently asked questions

### Is OCEANUS Connected free?

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

### Is Watch Accuracy Checker free?

Watch Accuracy Checker is free to download, with no in-app purchases.

### Which has better reviews, OCEANUS Connected or Watch Accuracy Checker?

OCEANUS Connected is rated higher. OCEANUS Connected averages 4.6 out of 5 from 119 ratings, while Watch Accuracy Checker averages 1.0 from 1 ratings.

### Do OCEANUS Connected or Watch Accuracy Checker have ads?

Neither OCEANUS Connected nor Watch Accuracy Checker shows ads.

### Which is updated more often, OCEANUS Connected or Watch Accuracy Checker?

OCEANUS Connected ships an update every 2 months, and Watch Accuracy Checker monthly. Most recently, OCEANUS Connected was updated on October 14, 2026 and Watch Accuracy Checker on October 4, 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.*