Bieszczady i MRB Karpaty Wschodnie is a free mobile application that serves as an extensive guide to the International Biosphere Reserve of Eastern Carpathians. Developed by Amistad sp. z o.o., the app offers a wealth of information on the Bieszczady National Park, Użańskiego National Park, and the National Park Poloniny, including an encyclopedia of plants and animals, and the most important information about the area.

One of the app's main features is the collection of routes and a network of trails, which can be navigated offline. The app also offers spherical panoramas and 3D models of two non-existent objects. The app is available in three languages: Polish, English, and Slovak, and invites you to explore the beautiful surroundings of the Polish, Slovak, and Ukrainian Bieszczady.