# CITIZEN Bluetooth Watch vs PRO TREK Connected

The clearest difference is rating: PRO TREK Connected at 4.6 against CITIZEN Bluetooth Watch's 2.9. PRO TREK Connected also leads on review sentiment (48% vs 19%) and ratings volume (345 vs 12). 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.

PRO TREK Connected holds the better App Store score, 4.6 against 2.9. That said, the two scores are not equally well evidenced: PRO TREK Connected has 345 ratings behind it against 12, so its average is the more settled of the two. Written reviews point the same way: 19% of CITIZEN Bluetooth Watch's written reviews are positive against 48% of PRO TREK Connected's.

CITIZEN Bluetooth Watch ships an update every 4 months, PRO TREK Connected every 2 months. The most recent releases landed on October 21, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | CITIZEN Bluetooth Watch | PRO TREK Connected |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.9 (12 ratings)](https://appshunter.io/ios/app/citizen-bluetooth-watch/id1068381349/reviews) | **[4.6 (345 ratings)](https://appshunter.io/ios/app/pro-trek-connected/id1456086278/reviews)** |
| Number of ratings | 12 | **345** |
| Positive reviews | 18.8% of reviews | **48.4% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 60 MB | 242 MB |
| Requires iOS | 15.6 | **11.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [CITIZEN WATCH CO.,LTD](https://appshunter.io/developer/434806605) | [CASIO COMPUTER CO., LTD.](https://appshunter.io/developer/456569836) |

## What reviewers say

### CITIZEN Bluetooth Watch

[App page](https://appshunter.io/ios/app/citizen-bluetooth-watch/id1068381349)

This app connects your smartphone to compatible Bluetooth watches, offering automatic time synchronization, world time settings, and notifications for calls and messages. It also features alarm setting, a light level indicator for the watch's power, and tools to locate your smartphone or alert you if the connection is lost.

**Highlights:** Automatic time synchronization, World time settings, Call and message notifications, Alarm setting, Light level indicator, Smartphone search function, Link loss alert

**Features:** macOS Compatibility

**In-app purchases:** none


### PRO TREK Connected

[App page](https://appshunter.io/ios/app/pro-trek-connected/id1456086278)

This app connects your compatible CASIO watch to your iPhone via Bluetooth. It enables various Mobile Link functions to enhance your watch experience and allows for simplified watch operations through your phone's screen. Data can be transferred to the new CASIO WATCHES app.

**Highlights:** Bluetooth watch connectivity, Mobile Link functions, Simplified watch operations, User data transfer, iPhone integration

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Useful app for Pro Trek
- ⌚️ Seamless watch connection
- 🧭 Multifunctional watch features
- 💪 Robust and durable watch
- ⏱️ Accurate timekeeping

**What reviewers complain about**

- 📉 Complicated to use
- ❓ Manual difficult to read
- 🔌 Watch not connecting
- ⏳ Auto backlight turns off
- ⚙️ Watch constantly out of sync

**Reported bugs**

- New version not updating
- Watch not connecting after update
- Auto backlight turns off randomly
- Step counter weekly view off by one day
- Watch constantly out of time

**Requested features**

- Add Russian language support
- Improve app intuitiveness and simplicity
- Add ability to locate lost watch
- Enhance fishing port data
- Increase domestic data


## Frequently asked questions

### Is CITIZEN Bluetooth Watch free?

CITIZEN Bluetooth Watch is free to download, with no in-app purchases.

### Is PRO TREK Connected free?

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

### Which has better reviews, CITIZEN Bluetooth Watch or PRO TREK Connected?

PRO TREK Connected is rated higher. CITIZEN Bluetooth Watch averages 2.9 out of 5 from 12 ratings, while PRO TREK Connected averages 4.6 from 345 ratings.

### Do CITIZEN Bluetooth Watch or PRO TREK Connected have ads?

Neither CITIZEN Bluetooth Watch nor PRO TREK Connected shows ads.

### Which is updated more often, CITIZEN Bluetooth Watch or PRO TREK Connected?

CITIZEN Bluetooth Watch ships an update every 4 months, and PRO TREK Connected every 2 months. Most recently, CITIZEN Bluetooth Watch was updated on October 21, 2026 and PRO TREK Connected on October 26, 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.*