is necesary license... pro version (with 2 licenses) with 6 months 349usd + VAT Very expensive but its the best software
on ebay i find a license of pro version for 100€, search (prestashop Store manager license) (around 115 usd) but not updates... Packages of 6 month of updates price 89€ But its not relevant now. not big changes... i only go to buy a update when updates have relevant changes