# OPEN — Discover & Book Yoga and Fitness Classes > OPEN is a booking app for boutique yoga and fitness studios worldwide. Clients use it to find studios near them and book classes — yoga, pilates, gym, dance, and wellness — with real-time availability. Free for clients, on web, iOS, and Android. ## Who it's for People looking to discover and book classes at independent yoga and fitness studios in Norway, Germany, Spain, France, and Italy. ## Core features - Discover and browse nearby studios - Book classes with real-time availability and waitlists - Manage bookings, memberships, and favorite studios - Use an Urban Sports Club membership at participating studios - Secure card payments via Stripe - Available on iOS, Android, and the web ## Supported languages English, German, French, Italian, Spanish, and Norwegian. ## Pricing Free for clients — no charge to discover studios or book classes. Studios pay for the management platform (see openmanagerapp.com). ## Key integrations - Urban Sports Club — book at participating studios with a USC membership - Stripe — secure online card payments ## Key pages - [Home](https://openclient.app) - [Explore studios](https://openclient.app/explore) - [For studios (management platform)](https://openclient.app/landing) - [About](https://openclient.app/about) - [Download on the App Store](https://apps.apple.com/app/open-book-fitness-classes/id1562852587) - [Get it on Google Play](https://play.google.com/store/apps/details?id=com.openclient)