This app use internet connection for fetching data from internet. The internet access permission is required for couple of reason. The app may Contains Ads and In App Purchase. For showing ad and fetching in app purchase information access to internet is necessary. The app also use couple of Firebase Services like Firebase Crashlytics (For logging crash info). These services also required internet connection access.

The app allows user to compress, resize, crop, rotate and flip image files. To choose image from gallery the app requires permission of accessing device's photos and gallery. Thus the app takes permission to read image data from user's phone gallery.

This app takes the permission of writing to the storage of your phone. For saving individual images after compress, rotate, flip, crop the app stores the converted files into app's private directory. The files are stored inside On My iPhone > Files > Image Compressor > Saved_Files To save the files into this folder the app needs storage write permission.

The app may also store some temporary data while processing media files. All these files are stored inside cache directory and keep clearing to free unnecessary disk usage.