Klarna

It is an online payment service that allows users to purchase without providing details to merchants.

 

Features

Klarna needs national ID for purchasing and it doesn’t provide users details to others. Klarna prevents fraud using user ID. it allows pay later buy the first service. Users can easily manage payment in tablets, mobile devices, and desktop.

Klarna designed by Ericsson and written in Erlang.  It allows users to pay with simple an email address.