SmartWatch & BT Sync Watch App
7.8 6K+
v421.0 by Devolutionapps
About Smartwatch Sync
Smartwatch Sync (Package Name: com.OnSoft.android.BluetoothChat) is developed by Devolutionapps and the latest version of SmartWatch & BT Sync Watch App 421.0 was updated on December 13, 2025. SmartWatch & BT Sync Watch App is in the category of Communication. You can check all apps from the developer of SmartWatch & BT Sync Watch App and find 200 alternative apps to SmartWatch & BT Sync Watch App on Android. Currently this app is for free. This app can be downloaded on Android 7.0+ on APKFab or Google Play. All APK/XAPK files on APKFab.com are original and 100% safe with fast download.
SmartWatch sync app for android & Bluetooth notifier - not only allows you to establish a BT binding between Android phone and your smartwatch, but it will also show all incoming BT messages on the smartwatch shield. It will also expand the facilities of the watch to maximize its performance.
With the Smart watch sync app, your gadget will gain even more features and will work 100%:
STAY CONNECTED ALWAYS: Read messages, emails and answer calls instantly.
In basic models with our application, you can simply read a message or hang up a call, in advanced models it is possible to answer calls and messages. This feature will certainly come in handy when you are on a run or any kind of activity and it is inconvenient to take a smartphone.
APP SUPPORTED BY POPULAR BRANDS: The app is supported on most popular brand smartwatches and also Chinese swatches - Samsung, Garmin, Xiaomi, Grape, Fundo, Kurio and many others!
CHANGE THE STYLE OF YOUR WATCH of your choice at any time: the app allows you to use dozens of colors that you can customize yourself!
USE MORE FEATURES: add significant events, write notes to be more sure that information will not be lost or reminders of the main thing, pay by the clock and much more.
Installation and sync guide:
(For an extended step-by-step guide with sketched illustrations, visit: qwegnumor.com/Smartwatchsync)
1. Install the Smart watch sync & Bt notifier (Wear OS) from online market on Android smartphone and SmartWatch device.
2. Open Bt notifier sync on your smartwatch. Select "Turn on Bluetooth". Next, make Swatch discoverable by clicking the “Discoverable button”.
3. Open the Smart Sync Notifier app on your mobile. Click Enable Permissions to let the Notifier app access BT messages. You can see the phone notifier setting screen where you need to turn on the toggle switch for the Sync app. Then, press the "Back" button to return to the bt notifier application.
4. Select "Enable bt" after "Connect device".
5. Find the name of the smartwatch in the Bt list and connect.
6. Press "Pair / OK" on both devices and, if necessary, confirm the pair of devices (press "OK" / "Allow").
Done! Smartphone and android / wear watch are now paired!
What are the advantages of buying the PRO version?
1. No intrusive ads on your phone or watch!
2. Ability to adjust the on / off messages for selected contacts, instant messengers, programs in a pair
3. Bright themes for bt notifications. Select from a variety of colorful notification themes for each contact / sender / program and enjoy the uniqueness of the watch during daily activities!
Possible problems with Bluetooth sync and their solutions:
Place the devices you are trying to sync as close to each other as possible. Due to the long distance between devices, pairing errors are most common
Disconnect and reconnect devices. A quick connection reset can sometimes fix the error.
Check your device for connectivity with other Android devices. Some smartwatches are trying to connect to the last phone/earphone they were previously paired with. Here you may need to change the settings manually.
Check the battery level on both paired devices. Some smart devices have built-in power management that disables BT if the battery is low. Requires additional charge before use.
The benefits of pair between gadgets will be available through our application.
Smart Watch sync app for android & Bluetooth notifier - sync two devices for a more comfortable existence for a person.
With the Smart watch sync app, your gadget will gain even more features and will work 100%:
STAY CONNECTED ALWAYS: Read messages, emails and answer calls instantly.
In basic models with our application, you can simply read a message or hang up a call, in advanced models it is possible to answer calls and messages. This feature will certainly come in handy when you are on a run or any kind of activity and it is inconvenient to take a smartphone.
APP SUPPORTED BY POPULAR BRANDS: The app is supported on most popular brand smartwatches and also Chinese swatches - Samsung, Garmin, Xiaomi, Grape, Fundo, Kurio and many others!
CHANGE THE STYLE OF YOUR WATCH of your choice at any time: the app allows you to use dozens of colors that you can customize yourself!
USE MORE FEATURES: add significant events, write notes to be more sure that information will not be lost or reminders of the main thing, pay by the clock and much more.
Installation and sync guide:
(For an extended step-by-step guide with sketched illustrations, visit: qwegnumor.com/Smartwatchsync)
1. Install the Smart watch sync & Bt notifier (Wear OS) from online market on Android smartphone and SmartWatch device.
2. Open Bt notifier sync on your smartwatch. Select "Turn on Bluetooth". Next, make Swatch discoverable by clicking the “Discoverable button”.
3. Open the Smart Sync Notifier app on your mobile. Click Enable Permissions to let the Notifier app access BT messages. You can see the phone notifier setting screen where you need to turn on the toggle switch for the Sync app. Then, press the "Back" button to return to the bt notifier application.
4. Select "Enable bt" after "Connect device".
5. Find the name of the smartwatch in the Bt list and connect.
6. Press "Pair / OK" on both devices and, if necessary, confirm the pair of devices (press "OK" / "Allow").
Done! Smartphone and android / wear watch are now paired!
What are the advantages of buying the PRO version?
1. No intrusive ads on your phone or watch!
2. Ability to adjust the on / off messages for selected contacts, instant messengers, programs in a pair
3. Bright themes for bt notifications. Select from a variety of colorful notification themes for each contact / sender / program and enjoy the uniqueness of the watch during daily activities!
Possible problems with Bluetooth sync and their solutions:
Place the devices you are trying to sync as close to each other as possible. Due to the long distance between devices, pairing errors are most common
Disconnect and reconnect devices. A quick connection reset can sometimes fix the error.
Check your device for connectivity with other Android devices. Some smartwatches are trying to connect to the last phone/earphone they were previously paired with. Here you may need to change the settings manually.
Check the battery level on both paired devices. Some smart devices have built-in power management that disables BT if the battery is low. Requires additional charge before use.
The benefits of pair between gadgets will be available through our application.
Smart Watch sync app for android & Bluetooth notifier - sync two devices for a more comfortable existence for a person.
Smartwatch Sync 421.0 Update
- Minor fix
Read More
Smartwatch Sync Features
Related Videos
SmartWatch Sync & Bluetooth notifier
Previous Versions
More
Variant
Arch
Version
DPI
421
December 12, 2025
SmartWatch & BT Sync Watch App
421.0
(421)
Requires Android: Android 7.0+
Architecture: armeabi-v7a
Screen DPI: 160-640dpi
SHA1: c1fda50bc33acd0f35154aa29bfee733ae7def2d
Base APK: com.OnSoft.android.BluetoothChat.apk
Split APKs: config.armeabi_v7a, config.en, config.mdpi
Size: 26.78 MB
What's New:
- Minor fix
armeabi-v7a
Android 7.0+
160-640dpi
421
December 13, 2025
SmartWatch & BT Sync Watch App
421.0
(421)
Requires Android: Android 7.0+
Architecture: arm64-v8a
Screen DPI: 160-640dpi
SHA1: 96ee0518d07ee67ab0be431df2f63b3cc1359500
Base APK: com.OnSoft.android.BluetoothChat.apk
Split APKs: config.arm64_v8a, config.en, config.xxhdpi
Size: 28.79 MB
What's New:
- Minor fix
arm64-v8a
Android 7.0+
160-640dpi
421
December 13, 2025
SmartWatch & BT Sync Watch App
421.0
(421)
Requires Android: Android 7.0+
Architecture: armeabi-v7a
Screen DPI: 160-640dpi
SHA1: 23777f251c0becf71f504aa0cf62f3b35718f703
Base APK: com.OnSoft.android.BluetoothChat.apk
Split APKs: config.ar, config.armeabi_v7a, config.de, config.en, config.es, config.fr, config.hdpi, config.hi, config.in, config.it, config.ja, config.ko, config.my, config.pt, config.ru, config.th, config.tr, config.vi, config.zh
Size: 27.68 MB
What's New:
- Minor fix
armeabi-v7a
Android 7.0+
160-640dpi
Variant
Arch
Version
DPI
420
December 4, 2025
SmartWatch & BT Sync Watch App
420.0
(420)
Requires Android: Android 7.0+
Architecture: arm64-v8a
Screen DPI: 160-640dpi
SHA1: a67b0698d5cf42f7a9f3424aa440ef5d0ede84c2
Base APK: com.OnSoft.android.BluetoothChat.apk
Split APKs: config.arm64_v8a, config.en, config.mdpi
Size: 27.66 MB
What's New:
- Minor fix
arm64-v8a
Android 7.0+
160-640dpi
420
December 4, 2025
SmartWatch & BT Sync Watch App
420.0
(420)
Requires Android: Android 7.0+
Architecture: arm64-v8a
Screen DPI: 160-640dpi
SHA1: 4b908c964e56549a3ce58143038bd90dcf881765
Base APK: com.OnSoft.android.BluetoothChat.apk
Split APKs: config.arm64_v8a, config.en, config.xxhdpi
Size: 29.08 MB
What's New:
- Minor fix
arm64-v8a
Android 7.0+
160-640dpi
420
December 4, 2025
SmartWatch & BT Sync Watch App
420.0
(420)
Requires Android: Android 7.0+
Architecture: armeabi-v7a
Screen DPI: 160-640dpi
SHA1: dad6a11705a305512fdd3aa7d391eedd0e7f2a41
Base APK: com.OnSoft.android.BluetoothChat.apk
Split APKs: config.ar, config.armeabi_v7a, config.de, config.en, config.es, config.fr, config.hdpi, config.hi, config.in, config.it, config.ja, config.ko, config.my, config.pt, config.ru, config.th, config.tr, config.vi, config.zh
Size: 27.97 MB
What's New:
- Minor fix
armeabi-v7a
Android 7.0+
160-640dpi
Variant
Arch
Version
DPI
419
December 2, 2025
SmartWatch & BT Sync Watch App
419.0
(419)
Requires Android: Android 7.0+
Architecture: arm64-v8a
Screen DPI: 160-640dpi
SHA1: acd8392092b8db033f3d29eb7332abfb6008e206
Base APK: com.OnSoft.android.BluetoothChat.apk
Split APKs: config.arm64_v8a, config.en, config.xxhdpi
Size: 28.8 MB
What's New:
- Minor fix
arm64-v8a
Android 7.0+
160-640dpi
419
December 2, 2025
SmartWatch & BT Sync Watch App
419.0
(419)
Requires Android: Android 7.0+
Architecture: armeabi-v7a
Screen DPI: 160-640dpi
SHA1: 06b96d105688d7a7b1cb490523b7c2436a49cd38
Base APK: com.OnSoft.android.BluetoothChat.apk
Split APKs: config.ar, config.armeabi_v7a, config.de, config.en, config.es, config.fr, config.hdpi, config.hi, config.in, config.it, config.ja, config.ko, config.my, config.pt, config.ru, config.th, config.tr, config.vi, config.zh
Size: 27.69 MB
What's New:
- Minor fix
armeabi-v7a
Android 7.0+
160-640dpi
Variant
Arch
Version
DPI
418
November 27, 2025
SmartWatch & BT Sync Watch App
418.0
(418)
Requires Android: Android 7.0+
Architecture: arm64-v8a, armeabi-v7a, x86, x86_64
Screen DPI: 160-640dpi
SHA1: 65d34df987a5970aa9d121db7ec277be58c2e31a
Base APK: com.OnSoft.android.BluetoothChat.apk
Split APKs: config.ar, config.arm64_v8a, config.armeabi_v7a, config.de, config.en, config.es, config.fi, config.fr, config.hdpi, config.hi, config.in, config.it, config.ja, config.ldpi, config.mdpi, config.ms, config.nl, config.pl, config.pt, config.ru, config.th, config.tvdpi, config.vi, config.x86, config.x86_64, config.xhdpi, config.xxhdpi, config.xxxhdpi, config.zh
Size: 29.64 MB
What's New:
- Minor fix
arm64-v8a, armeabi-v7a, x86, x86_64
Android 7.0+
160-640dpi
418
November 27, 2025
SmartWatch & BT Sync Watch App
418.0
(418)
Requires Android: Android 7.0+
Architecture: arm64-v8a
Screen DPI: 160-640dpi
SHA1: cdf4d34f088079e2295b4d40365746575ef3fd1b
Base APK: com.OnSoft.android.BluetoothChat.apk
Split APKs: config.ar, config.arm64_v8a, config.de, config.en, config.es, config.fr, config.hi, config.in, config.it, config.ja, config.ko, config.my, config.pt, config.ru, config.th, config.tr, config.vi, config.xxxhdpi, config.zh
Size: 18.34 MB
What's New:
- Minor fix
arm64-v8a
Android 7.0+
160-640dpi
418
November 27, 2025
SmartWatch & BT Sync Watch App
418.0
(418)
Requires Android: Android 7.0+
Architecture: armeabi-v7a
Screen DPI: 160-640dpi
SHA1: 40e4b3daeeff1a328cf07c93545c178adb5bdb4f
Base APK: com.OnSoft.android.BluetoothChat.apk
Split APKs: config.ar, config.armeabi_v7a, config.de, config.en, config.es, config.fr, config.hdpi, config.hi, config.in, config.it, config.ja, config.ko, config.my, config.pt, config.ru, config.th, config.tr, config.vi, config.zh
Size: 27.69 MB
What's New:
- Minor fix
armeabi-v7a
Android 7.0+
160-640dpi
418
November 27, 2025
SmartWatch & BT Sync Watch App
418.0
(418)
Requires Android: Android 7.0+
Architecture: arm64-v8a
Screen DPI: 160-640dpi
SHA1: 34b59f069686db44c00744f068deeedd09f1a8c7
Base APK: com.OnSoft.android.BluetoothChat.apk
Split APKs: config.arm64_v8a, config.en, config.xxhdpi
Size: 28.8 MB
What's New:
- Minor fix
arm64-v8a
Android 7.0+
160-640dpi
More Information
Package Name:
Category:
Update Date:
2025-12-13
Latest Version:
421.0
Need Update:
Available on:
Requirements:
Android 7.0+
Report:
Safe to Download
APKFab.com and the download link of this app are 100% safe. All download links of apps listed on APKFab.com are from Google Play Store or submitted by users. For the app from Google Play Store, APKFab.com won't modify it in any way. For the app submitted by users, APKFab.com will verify its APK signature safety before release it on our website.