Otteri is a free lifestyle app designed for Android 9.0 users that offers modern industrial washer and dryer services. Developed by K-nex Corporation Co. Ltd., Otteri provides a brand new online system that makes the laundry process safe and fast.

The app offers a wide range of features that make it a must-have for anyone looking for a reliable laundry service. With Otteri, users can choose the menu for the service they need and use coins or spend through the app to access the washing and drying machines. Additionally, the app allows users to check the operation time and notifies them when the operation is finished. Otteri also lets users check the machine status and busy machine status via the app immediately.

Furthermore, Otteri has a price promotion system that offers discounts based on the time period. Users can also check the service area through the app. Overall, Otteri is an excellent app that provides efficient and convenient laundry services to its users.