One lesser known ability of the Photos app on your iPhone is that is can use third-party filter packs. If you install a photo-editing app that supports them, then you can apply that apps filters without ever leaving the Photos app. This makes it super quick to add sophisticated effects to your pictures, and you can revert to the original photo at any time in the future.
Today we’ll see how to use these filter packs, and look at a couple of great apps that have them.

