An iOS app to blur a photo?

[MEG]

I believe this is a free app (already have it and I typically don't get these types of apps unless they are free):

https://itunes.apple.com/us/app/blur-cre...55838?mt=8

Blur - Create Custom Wallpapers
By Enormous

**** The original "Blur" app | Top 100 *****

Maximize every pixel of your retina display with Blur, a fun new app that
transforms ordinary pictures into stunning backgrounds. Just slide your finger
across any picture to get the perfect Blur, set it as your wallpaper, and make your
device look better than ever!