Whatsuper is a free iPhone app developed by Gerwim Feiken, falling under the Lifestyle category with a focus on Shopping. This app allows users to easily browse through all the promotions offered by well-known supermarket chains.

With Whatsuper, users can benefit from the following key features:

• View all promotions in one convenient overview.
• Filter promotions by supermarket chains and categories.
• Add promotions to your shopping list for quick access.
• Set up push notifications to stay informed about your favorite deals.

Overall, Whatsuper simplifies the process of staying up-to-date with the latest supermarket promotions, offering a user-friendly experience for shoppers looking to save time and money.