By Appointment is a free Android application developed by By Appointment Only. It falls under the Lifestyle category with a Shopping subcategory and is compatible with Android 13.0.

The app allows users to search for brands around the world and then book an appointment at their convenience to guarantee entry. This feature comes in handy especially during peak hours and holidays when there is a higher chance of long queues. Additionally, users can join the virtual queue to avoid waiting outside and receive notifications when it's their turn to enter.

By Appointment also offers a contactless check-in and check-out feature that allows users to quickly scan their QR code when they arrive for faster entry and exit of their favorite stores. Finally, the app helps stores to manage their capacity safely and in real-time. It allows them to control the number of shoppers in-store and maximize their shopping experience.

Overall, By Appointment is an excellent app for anyone who wants to save time, avoid long queues, and enjoy a seamless shopping experience.