CND.OSTAR

HK-809 application for

OSTAR heart spectrum blood pressure measurement 

developed exclusively for OSTAR HK-809 Heart spectrum clood pressure monitor

Main features of the OSTAR HK-809 heart spectrum blood pressure measurement application

Exclusive for the OSTAR HK-809 Heart spectrum blood pressure monitor (also fully functional for OSTAR P2 Model)

Connect to teh OSTAR HK-809 Heart spectrum blood pressure monitor over Bluetooth Low energy technology (BLE)

Can register two user account all in one smartphone or register two user account separately in two different smartphones, suitable to use by family members together

No storage limit for measurement data (depending on the available free memory of your smartphone)

You can retrieve your measurement data for a specific date or a selected period of 7 days or 30 days. The measurement application display all the measurement data together with a analysis diagrm generated in accordance with the data, to provide you full overview and control of your blood pressure and your healthy status of your heart.

Exclusive cloud database for users of the measurement application to backup their measurement data and, if they wish, to share with their family members and/or doctor

Measurement option for guest (other not registered user)

Supports multiple languages - currently German, English, Chinese (traditional) and Chinese (simplified)

Minimum spectifications of the smartphone

  • Android Marshmallow, 6.0, API 23


  • 1GB RAM memory, 4GB internal memory


  • Bluetooth version 1.0 (or higher)

Backup your measurement data in the cloud database

  • The CND-OSTAR user cloud database is a cloud storage located in Germany.


  • Every user of the OSTAR HK-809 Heart spectrum blood pressure measurement application can use the exclusive cloud storage in the CND-OSTAR user cloud database free of charge for two years as part of our service plan.


  • Ever user of the CND-OSTAR user cloud database must register an cloud account with a unique username (email address) and a password . The cloud account can only be registered in the OSTAR HK-809 Heart spectrum blood pressure measurement application.


  • After log in the CND-OSTAR user cloud database, the user can review and/or update the account settings and view and/or export all the measurement data synchronised to the cloud database.

The use of CND-OSTAR user cloud database is optional. Every user should decide if he/she want to use the cloud database for backup of the measurement data. The functions of the OSTAR heart spectrum blood pressure measurement application are not affected if a user does not use the CND-OSTAR user cloud database.