Opera Max was pre-loaded on several Galaxy handsets, but the data-saving VPN service shut down last year. If you miss it, Samsung made its own version and it's available today on the Play Store - download it here. Samsung Max has two key features that you can enable individually. First is Data Saving Mode. It can actively compress web pages and multimedia (images, videos, music) accessed by the browser or apps. It also tracks apps' data usage so it will help you pinpoint data hogs. If you don't want Max working for all apps, you can enable it just for the worst...
Source: https://www.gsmarena.com/samsung_max_launches_to_replace_opera_max_a_vpn_with_data_protection-news-29764.php
