Can I use the McDonald’s® App without a data connection? July 06, 2022 09:12 Updated The McDonald’s App requires a data connection and cannot be used offline. Related articles What happens if I forget my password? Can I use the McDonald’s® App on a tablet instead? Can I share deals with others? What will happen to all my other McDonald’s® apps and deals that I’ve accumulated? Can I use the same email and password on my McDelivery® app for the McDonald’s® App?