Varannan Vecka is a free iPhone app developed by Happy Parents AB. It falls under the Lifestyle category and aims to simplify co-parenting arrangements by providing easy planning, clear communication, and efficient organization.

The app offers a range of features to help co-parents stay organized and on top of their responsibilities. With Varannan Vecka, users can create and manage different custody schedules, ensuring that both parents are aware of the children's living arrangements. The app also includes a packlist feature, allowing parents to keep track of their children's belongings and update each other in real-time.

Additionally, Varannan Vecka provides a task allocation function, enabling parents to delegate responsibilities such as booking appointments or communicating with professionals. The overview feature provides a quick glance at all the children's activities and can be exported to the user's personal calendar.

Communication between co-parents is made easy through the app's chat feature, which includes an AI-filter called TalkSafe that detects potentially offensive language. Users can also invite other important adults in the child's life to join the app, such as grandparents or family friends.

Varannan Vecka has received positive feedback from users, with many reporting reduced stress and improved collaboration. The app has been recommended by various organizations and featured in reputable publications.

Please note that the app's Terms of Use follow the standard Apple Terms of Use, and subscription management is handled through the user's iTunes account.