Supermarket Check-In is a free social app available on Android developed by Apptimal Ltd. It falls under the Lifestyle category with a focus on Shopping. The app allows users to check local supermarket queue information and stock levels submitted by other users. Users can also "check-in" to share their own experience with others.

The app is designed to help users avoid the busiest times when heading out for essential shopping. By checking the app, users can minimize the time spent shopping by going when the products they need are stocked. The app offers an easy-to-use interface and a community-driven approach to help users stay informed and make informed shopping decisions.