Dooors 2 level 7 was easy once you understood what those numbers on the top specifies. You can see the number changes from 2, 6, 8, 0 if you tilt your phone. Here are screenshots explaining each steps to open the door.
You should see 4 boards two on either side of the door. You have to tap on each board and change color according to the number sequence that appears on the top of the door.
Change the color of each board as shown in the screenshot below and open the door. Move to next level.
Games Walkthrough Searches:
- escape the room level 7
- room escape level 7