Lullaby for my baby, developed by Olivesoft, is an Android app that offers a comprehensive set of features to soothe and entertain your baby. The app includes five main features that cater to the needs of parents and their babies.

The first feature is white noise. The app offers fifteen different white noise sounds, such as TV noise, cleaner sound, heart-beat, and vinyl bag, which can be played simultaneously up to three sounds. The second feature is lullaby, which includes nineteen well-known lullabies, and also allows parents to record their own voice singing lullabies. Thirdly, the app includes three different baby toys, such as a rattle, duck toy, and whistle. The fourth feature is singing "Happy Birthday," which provides a fun way to celebrate your baby's birthday. Lastly, the app includes animal, vehicle, and musical instrument sounds that can help with your child's cognitive development.

Overall, Lullaby for my baby provides a great set of features that cater to all your baby's needs. The app is free and easy to use, making it an essential app for any parent. If you have any suggestions or feedback, the developers are open to hearing from you to improve the app further.