Buba by Sumosan is a free lifestyle app available on the iPhone platform. This app allows users to order their favorite sushi and other dishes from the comfort of their own home, office, or university. With a wide selection of restaurants to choose from, users can easily navigate through different categories and dishes. The app offers both free delivery and self-pickup options, making it convenient for users to enjoy their favorite meals.

One of the featured restaurants on the app is BUBA "Город Столиц", which offers a complete menu of sushi, hot and cold dishes, beverages, and desserts. They provide delivery services within the MKAD area, with free delivery for orders over 2000RUB. For orders below that amount, there is a delivery fee of 300RUB. Orders are accepted daily from 12:00 PM to 9:00 PM.

Another restaurant available on the app is BUBA "Малая Никитская", which also offers a full menu of sushi, beverages, and desserts. They provide delivery services within the TTK area, with the same delivery terms as BUBA "Город Столиц". Orders are accepted daily from 12:00 PM to 10:00 PM.

Overall, Buba by Sumosan is a convenient app for sushi lovers who want to enjoy their favorite dishes without the hassle of going to a restaurant. With its user-friendly interface and a wide selection of restaurants and dishes, this app makes ordering sushi easier than ever before.