WhatzHeart is a free WhatsApp online tracker application developed by Tales Soft for Android devices. It is a parental control tool that allows you to monitor the online activity of your family and loved ones. With this app, you can receive unlimited contact notifications and track the last seen status of WhatsApp users.

One of the best features of WhatzHeart is its ability to analyze the last seen notification of WhatsApp users. It informs you about how much time your loved ones are spending on social media. Additionally, the app is not associated or affiliated with any third-party app, ensuring that it does not violate privacy policies. You can confirm this by reviewing the policy when you launch the application.

Overall, WhatzHeart is a reliable app that cares about the safety and privacy of your family and loved ones. It is an excellent tool for parents who want to monitor their children's online activity and ensure their safety.