Calven is a workplace experience app that aims to enhance the future of work. It is a companion app to the Calven platform, which requires a company account to access its features. The app enables you to select your hybrid work preferences, view your colleagues' availability and locations, schedule and book desks and meeting rooms, browse and book events, and drive team coordination.

The app's interface is user-friendly, and the features are well-organized. Calven's hybrid work preferences allow you to choose your preferred work location, whether you want to work from home, the office, or a combination of both. The availability and location feature enables you to see your colleagues' availability and their location, making it easier to coordinate with them. The desk and meeting room scheduling feature helps you book a desk or a meeting room without any hassle. Moreover, the app's event section allows you to browse and book events relevant to your work.

Overall, Calven is a useful app for companies looking to enhance their workplace experience. However, it requires a company account to access its features, which could be a limitation for some users.