UNIQUE - SECOND HAND is a free Android application developed by Jeremy Plassmann. The app falls under the Lifestyle category and is specifically designed for Shopping enthusiasts. It offers a unique way of finding the best second-hand shops, flea markets, and vintage pop-up stores in your area through an interactive map.

The app is user-friendly and easy to navigate, with a simple home page that allows you to add your favorite places and publish pictures of the items you bought on the shop's pages. Moreover, you can earn coins by referencing new places and posting articles, which can be converted into coupons available in various second-hand stores and markets.

Overall, UNIQUE - SECOND HAND is a great app for those who love to shop second hand. It is a comprehensive guide to finding the best second-hand stores in your area and provides a unique way to earn rewards for sharing your experiences with others.