Булочная is a free lifestyle app developed by Denis Chumakov for iPhone users in Saint Petersburg, Russia. The app is designed to provide users with a convenient way to enjoy discounted food and drinks at the popular chain of coffee shops and bakeries, "Bulochka Vse Doma." With the app, users can earn points for every purchase they make, which they can then use to pay for up to 90% of their next purchase. Additionally, every 7th coffee bought through the app costs only 1 ruble.

Apart from discounts, the app also allows users to browse through the available products and check their prices and nutritional values. They can also choose their favorite product and buy it at 20% off. Users can stay updated on the latest offers and promotions for app users only and keep track of their purchase history and points earned. The app also features location services, allowing users to find the nearest bakery in their area.

Overall, Булочная is a great app for those who frequent the Bulochka Vse Doma chain of coffee shops and bakeries. It offers a convenient way to earn points and get discounts on their purchases, while also providing useful information on their products and services.