Pregnancy Tracker Maternity is an Android app developed by duff hl studio. It is a free app that helps pregnant women and men track their pregnancy process. The app is designed to provide valuable tips and information about pregnancy. It also includes a to-do list for mothers to ensure they don't miss any important tasks. The app has a kick counter, a weight tracker, a contraction timer, and a family photo album. Moreover, it enables users to take their belly photos and add ultrasound photos of their child.

The app also includes a baby heartbeat monitor feature that allows mothers to listen to their baby's heartbeat in the womb. However, it is important to note that this feature may not be accurate and should not be used for health issues. The app also includes a heart rate monitor feature that lets users measure their pulse within 10 seconds. However, this feature should also not be used for medical purposes. Overall, Pregnancy Tracker Maternity is a helpful app for pregnant women and men to track their pregnancy progress efficiently.