Reinis is a free Android app developed by Reinis Spijkenisse that aims to make waste management easier for users. The app features an integrated calendar and separation pointer, allowing users to schedule appointments for the pick-up of textiles or bulky waste and receive messages about the services at their location. The app also provides reminders to offer the container for waste collection. Additionally, the app helps users easily locate underground containers for general use (not for businesses) in their area.

With Reinis, users can efficiently manage their waste and reduce the time and effort required for waste disposal. The app is user-friendly and easy to navigate, making it accessible to all. Reinis is a must-have app for anyone looking to simplify their waste management process.