The aeropost.com app lets you buy just about everything from Amazon or eBay, and pay for it directly on the app, with final price that includes shipping and taxes.

In the Shop section, you can access online stores from retailers like amazon or eBay. From there you can see the final price of any product, which includes the item cost, shipping and taxes to your country.

You can also add the products you like to your shopping cart, and pay for them directly from within the app.