This is the 12314th most frequent Polish word.
mobilna
"Mobilna" means "mobile" in English.
In this sentence, 'mobilna' is an adjective describing 'ona,' referring to her ability to move easily or be agile, enhanced by the car.
Ona jest bardzo mobilna dzięki nowemu samochodowi.
She is very mobile thanks to the new car.
Here, 'mobilna' describes 'aplikacja,' indicating that the application is designed for mobile devices and thus portable.
Mobilna aplikacja ułatwia dostęp do dokumentów.
The mobile application makes accessing documents easier.
In this context, 'mobilnej' (feminine form due to 'strategii') refers to the strategy being flexible and adaptable, possibly in a figurative sense.