CLECam is an app that can give the effect of the concentration line in the pictures.
1.Take a picture. Or, you can select a pictures from your album.
2.Face recognition is successful, the effect is to focus on the face.
3.You can edit the position and extent of the effect by pinch or tap.
4.Save photo to your album, post to Twitter.
Moreover, it is also possible to change the number of lines, colors, alpha, size, and degree of dispersion by the settings.
*Twitter makes use of an account that has been Set in iOS Settings> Twitter.
*supported device is more than iPhone4.