I think Imagepipe can do this too and has some nice features like reduce the image size.

Scrambled Exif (Remove the metadata from your pictures before sharing them) https://f-droid.org/packages/com.jarsilio.android.scrambledeggsif/

Image toolbox from fdroid can do this also more cool stuffs, give it a try :)

Image toolbox from fdroid can do this too, as well as much more than that. Give it a try :)

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