I personally have used most of the apps listed here, and Mercari is the one I make the most sales on. The popular ecommerce platform does offer a local selling feature and a mobile app , allowing you to reach its massive customer base right from your mobile device in order to sell items locally. Trove Market is a great place to sell quality pieces for the best price. Thank you for this list. Branded as a virtual flea market, Wallapop lets you easily sell a variety of different items just by posting a photo of your item and then connecting with potential buyers. It can help others get an idea of what site is good for them!