Picadilo is a free image editing service that offers a lot of useful tools.
To use Picadilo you do not have to create an account on the service.
To get started just upload a picture and start editing.
After your image is uploaded you can re-size it, crop it,
add filters, touch-it up, add text, and put digital frames around your pictures.
When you're happy with your edited image you can download it and or share it on Facebook.