# SmartWatch BT Sync vs Merge

The clearest difference is rating: SmartWatch BT Sync at 3.7 against Merge's 3.3. SmartWatch BT Sync also leads on iOS requirement (14.1 vs 17.2). Merge's advantage is update cadence (fortnightly vs every 3 months). On price, review sentiment, ratings volume and ads there is nothing between them.

Both are free to download. SmartWatch BT Sync sells 2 in-app purchases, starting at $1.99 per 7 days and Merge sells 4 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

SmartWatch BT Sync holds the better App Store score, 3.7 against 3.3. Both are backed by a comparable volume of ratings — 288 and 363 respectively. Written reviews point the same way: 18% of SmartWatch BT Sync's written reviews are positive against 13% of Merge's.

SmartWatch BT Sync ships an update every 3 months, Merge fortnightly. The most recent releases landed on November 3, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | SmartWatch BT Sync | Merge |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (288 ratings)](https://appshunter.io/ios/app/smartwatch-bt-sync/id1643638475/reviews)** | [3.3 (363 ratings)](https://appshunter.io/ios/app/merge-connect-android-watches/id6698894276/reviews) |
| Number of ratings | 288 | **363** |
| Positive reviews | **18.2% of reviews** | 13.4% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Fortnightly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 44 MB | 35 MB |
| Requires iOS | **14.1** | 17.2 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [AN VIET COMPANY LIMITED](https://appshunter.io/developer/1642433347) | [Merge Labs Ltd](https://appshunter.io/developer/1769410270) |

## What reviewers say

### SmartWatch BT Sync

[App page](https://appshunter.io/ios/app/smartwatch-bt-sync/id1643638475)

Connect your Bluetooth-enabled smartwatch to your smartphone to track, sync, and transfer all your health and activity data. Map your routes for activities like running and trekking.

**Highlights:** Connect smart watch to smartphone, Track, sync, and transfer data, Map activity routes, Supports smartbands and BT smartwatches, Bluetooth connectivity

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Access all for weekly | $1.99 | per 7 days |
| Access all for yearly | $19.99 | per year |


### Merge

[App page](https://appshunter.io/ios/app/merge-connect-android-watches/id6698894276)

Connect your Wear OS Android watch to your iPhone for notifications, calls, music control, and health data syncing. Easily manage alerts, find your devices, and keep contacts updated with a user-friendly interface.

**Highlights:** iPhone notifications on watch, Make/receive calls from watch, Sync health data to Apple Health, Music playback control, Contacts sync, Find iPhone/Watch feature

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Basic Monthly Plan | $3.99 | per month |
| Pro Monthly Plan | $5.99 | per month |
| Basic Annual Plan | $35.99 | per year |
| Pro Annual Plan | $59.99 | per year |

**What reviewers like**

- 💡 Good idea for connecting Samsung watches to iPhones
- 🚀 Works well when it's connected

**What reviewers complain about**

- 💰 Expensive subscription model
- 🔒 Locking features behind a paywall
- 🔋 High battery consumption
- 🐛 Frequent disconnection issues

**Reported bugs**

- Notifications not working properly
- Compatibility issues with certain devices

**Requested features**

- Offer a one-time purchase option
- Provide a free version with limited functionality
- Improve stability and reliability of the connection


## Frequently asked questions

### Is SmartWatch BT Sync free?

SmartWatch BT Sync is free to download, with in-app purchases available.

### Is Merge free?

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

### Which has better reviews, SmartWatch BT Sync or Merge?

SmartWatch BT Sync is rated higher. SmartWatch BT Sync averages 3.7 out of 5 from 288 ratings, while Merge averages 3.3 from 363 ratings.

### Do SmartWatch BT Sync or Merge have ads?

Neither SmartWatch BT Sync nor Merge shows ads.

### Which is updated more often, SmartWatch BT Sync or Merge?

SmartWatch BT Sync ships an update every 3 months, and Merge fortnightly. Most recently, SmartWatch BT Sync was updated on November 3, 2026 and Merge on November 8, 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.*