BPViewer is a free lifestyle application developed by TENDY Taiwan Corporation. Ltd. for Android devices. It is a simple blood pressure recorder and viewer designed to help users keep track of their blood pressure readings. The app provides a one-button function to lower blood pressure and a chart that can be shown to a doctor.

The app has a user-friendly interface that allows users to easily record their blood pressure readings and view them in a chart. The recorded data can be exported and sent via email. BPViewer also provides a blood pressure lowering function, which can be accessed with just one button. Overall, BPViewer is a useful tool for those who need to monitor their blood pressure regularly and want to keep a record of their readings.