How much space will ITGallery App occupy in my device?

Usually, the application occupies approximately 23 MB on iPhone and iPad. The total space needed will vary depending on the information registered in your account.

You can check the additional space that your images and data will occupy by accessing on your iPhone / iPad:
'Settings > General > Storage > ITGallery'*

*Remember that you can set up your Offline Mode from the App and deactivate it in case you do not have enough storage on your device.