Wilsu Plus, a new Wilma application developed by Developer From Jokela, offers a plethora of features that make it stand out from the usual Wilma. It is equipped with a customizable user interface, attachments to messages, and a children's account feature that allows parents to create Wilma IDs for primary school students. Moreover, the app offers offline message viewing, a user-friendly interface, and a homework section that hides completed assignments.

Other features include archiving and drafting messages, real-time Wilma messages, and the ability to cancel message deletion within seven seconds. The app also offers a better notification system for messages, smarter homework section, and supports Wear OS notifications. Users can customize the front page, color schemes, and choose from a variety of themes. Additionally, the app allows users to search for messages and rate school meals in the menus.

Wilsu Plussa is constantly evolving and is updated regularly with new features. The app is free to use and offers a seamless experience for both students and parents.