diff --git a/app/__init__.py b/app/__init__.py
new file mode 100644
index 0000000..1ccabc6
--- /dev/null
+++ b/app/__init__.py
@@ -0,0 +1,91 @@
+from typing import List
+from app.utils_drive import Drive
+from app.globals import *
+from tkinter import *
+from tkinter import ttk
+
+class App:
+
+    drives: List[Drive] = []
+
+    selected = None
+
+    drive_tree = None
+
+    def __init__(self):
+        self.root = Tk()
+        self.root.title("Disk Eraser")
+        self.root.geometry("400x300")
+        self.root.minsize(400, 300)
+        self.__load_menu()
+        self.__init_table()
+        self.root.mainloop()
+
+    def __load_menu(self):
+        main_menu = Menu()
+
+        help_menu = Menu(tearoff=0)
+        help_menu.add_command(label="Содержание")
+        help_menu.add_separator()
+        help_menu.add_command(label="О программе")
+
+        main_menu.add_cascade(label="Справка", menu=help_menu)
+        bottom_frame = ttk.Frame(borderwidth=1, relief=SOLID, padding=[3, 5])
+        erase_button = ttk.Button(bottom_frame, text="Стереть диск")
+        erase_button.pack(side=RIGHT)
+        bottom_frame.pack(side=BOTTOM, fill=X)
+        self.root.config(menu=main_menu)
+
+    def __load_drives(self):
+        
+        if OS_TYPE == "Windows":
+            import wmi
+            c = wmi.WMI()
+            self.drives = []
+            if disks := c.Win32_DiskDrive():
+                for disk in disks:
+                    self.drives.append(Drive(disk.Model, disk.Name, disk.InterfaceType, disk.DefaultBlockSize, int(disk.Size)))
+        elif OS_TYPE == "Linux":
+            from diskinfo import Disk, DiskInfo
+            di = DiskInfo()
+            disks = di.get_disk_list(sorting=True)
+            self.drives = []
+            for d in disks:
+                self.drives.append(Drive(d.get_model(), d.get_path(), d.get_type_str(), d.get_logical_block_size(), int(d.get_size()*512)))
+
+    def __init_table(self):
+
+        self.__load_drives()
+
+        # определяем столбцы
+        columns = ("name", "type", "capacity")
+        self.drive_tree = ttk.Treeview(columns=columns, show="headings", selectmode="browse")
+        self.drive_tree.pack(fill=BOTH, expand=1, side=TOP)
+
+        # определяем заголовки
+        self.drive_tree.heading("name", text="Имя", anchor=W)
+        self.drive_tree.heading("type", text="Тип", anchor=W)
+        self.drive_tree.heading("capacity", text="Объем", anchor=W)
+
+        self.drive_tree.column("#1", stretch=YES, width=150, minwidth=120)
+        self.drive_tree.column("#2", stretch=NO, width=60, minwidth=60)
+        self.drive_tree.column("#3", stretch=NO, width=100, minwidth=100)
+
+        # добавляем данные
+        for drive in self.drives:
+            self.drive_tree.insert("", END, values=(drive.name, drive.disk_type, self.__human_size(drive.capacity)))
+        
+        self.drive_tree.bind("<<TreeviewSelect>>", self.__drive_selected)
+
+    def __human_size(self, size):
+        units = ['Б', 'КБ', 'МБ', 'ГБ', 'ТБ', 'ПБ']
+        for unit in units:
+            if size < 1024:
+                return f"{size:.1f} {unit}"
+            size /= 1024
+    
+    def __drive_selected(self, event):
+        for selected_item in self.drive_tree.selection():
+            item = self.drive_tree.item(selected_item)
+            self.selected = item["values"]
+            print(self.selected)
diff --git a/utils/globals.py b/app/globals.py
similarity index 100%
rename from utils/globals.py
rename to app/globals.py
diff --git a/utils/utils_drive.py b/app/utils_drive.py
similarity index 93%
rename from utils/utils_drive.py
rename to app/utils_drive.py
index 7f31813..79e4d2c 100644
--- a/utils/utils_drive.py
+++ b/app/utils_drive.py
@@ -1,4 +1,4 @@
-from utils.globals import OS_TYPE
+from app.globals import OS_TYPE
 
 class Drive():
     
diff --git a/main.py b/main.py
index cde6917..b1c9d1d 100644
--- a/main.py
+++ b/main.py
@@ -1,25 +1,8 @@
-from utils.utils_drive import Drive
-from utils.globals import *
+from app import App
 
 
-if OS_TYPE == "Windows":
-    import wmi
-    c = wmi.WMI()
-    drives = []
-    if disks := c.Win32_DiskDrive():
-        for disk in disks:
-            drives.append(Drive(disk.Model, disk.Name, disk.InterfaceType, disk.DefaultBlockSize, int(disk.Size)))
-elif OS_TYPE == "Linux":
-    import subprocess
+def main():
+    app = App()
 
-    # Execute the lsblk command to get information about block devices
-    result = subprocess.run(['lsblk', '-o', 'NAME,SIZE,MODEL,VENDOR,TRAN'], capture_output=True, text=True)
-    
-    # Get the output
-    output = result.stdout
-
-    # Вывод информации о дисках
-    print(output)
-
-# for drive in drives:
-#     print(f"{drive.name} | {drive.path} | {drive.disk_type} | {drive.block_size} | {drive.capacity}")
+if __name__ == "__main__":
+    main()
\ No newline at end of file
diff --git a/req.txt b/req.txt
new file mode 100644
index 0000000..234ef27
Binary files /dev/null and b/req.txt differ
diff --git a/requirements.txt b/requirements.txt
deleted file mode 100644
index 706f94e..0000000
Binary files a/requirements.txt and /dev/null differ