A free app for Android, by gkohaku.

The Blood Pressure Monitor : Scan Check Test Log app is useful for people who want to keep track of their blood pressure and heart rate. It works as a blood pressure diary, which is a useful tool for tracking your health better and can also help you in making better decisions about your treatment and lifestyle.

This app is designed to help you record your blood pressure and pulse in a simple and easy way. You can also add notes and activity to your records. Plus, the app lets you make detailed reports of your records in an easily accessible PDF format.