Sentence: My application keep changing.

English as a Second Language English Vocabulary, Grammar and Idioms
1

Is this correct:

Context: Developers/Programmers change their code, so my application changes.

“The application is keep changing, so we need to track those changes.”
OR
“The application being changed, so we need to track those changes.”

Regards,

2

The application keeps changing, so we need to track those changes.

3

Beeesneees,
“The criminal keeps changing his hiding, so we need to track his hiding.”
Is this sentence correct and meaningful?

4

The criminal keeps changing his hiding place, so we need to keep track where he hides.