This application is very simply can adjust the image size,
And reduces the capacity of the image.

[App Icon] - Copyright Link
https://www.flaticon.com/kr/free-icon/image-editing_3940143?term=%EC%9D%B4%EB%AF%B8%EC%A7%80+%EC%A1%B0%EC%A0%95&related_id=3940143

Just do it.