A free program for Android, by Cauim Tech.

This is an easy to use, user-friendly and reliable application that helps women keep track of their contraceptive ring. It works as a ring reminder and helps women remember to insert or remove their contraceptive ring when they have sex.

It has a beautiful, intuitive and easy-to-use design. You can customize the ring reminder according to your needs. For example, you can set it up for women who have sex a few times a week.

It has a beautiful interface and a simple user interface. You can customize the notification sound, time and interval.

It can notify you every time, or just once. You can also set it up to remind you to put or remove your contraceptive ring when you have sex.