XIWIX - Мобильный заработок is a free Android app developed by Max Khakimov. Categorized as a lifestyle app, it allows users to earn rewards by completing tasks and surveys provided by advertisers. The app is unique in that anyone can provide their opinion, take surveys, and rate anything that exists on the internet.

The app provides detailed instructions for users to get familiar with the advertiser's project, product, service, media, and creativity. Users can earn rewards by participating in the surveys and getting acquainted with the advertisers' work. Additionally, users can earn rewards for walking, with each step counting towards earning points.

For users looking for a mental workout, the app features a popular game called 2048, where users can earn rewards by collecting large cubes with points. Users can also share their referral code with friends, and earn a percentage of their friend's rewards.

Overall, XIWIX - Мобильный заработок is a great app for those who want to earn rewards while on the go. One thing to note is that a phone number is required for registration, to activate the app through an SMS code. Users can withdraw their rewards through the Payeer system.