Olx is most trusted company for exchanging old stuff with cash.here you just need to click a pic of the item, some words to describe your thing and finish.the olx app provide you many feature and best about it that it claasify buyers and seller according to location just I like 1km 3km etc
Which provide you with nearest product
Here you can chat with buyer and fix the deal
It had amazing chat features you dont have type or reply writing long word you just can tap auto words provide in the chat just like yes it is availabe sorry sold and many more
In chat you can also attach things images
Overall it is the best
Clean fast app