Instead of using keywords to search for anything related to the keywords; use image to find more related contents (more sizes, original source, visually similar, yada yada) to the image.
It accepts either image or URL to the image.
I made this due to the fact that it's impossible to search by image on mobile phone before unless u're on Chrome mobile browser but now it's possible!
Siri is supported
ShareSheet is supported
Widget is supported