need a software to make a caricature from photo?

You can go for Cartoonist software. Now completely free. Cartoonist is a totally free image editing tool letting you add a touch screen of humor to your digital pictures. This compact and very easy to always enable you to actually create sophisticated caricatures by warping images in the matter of few minutes. The warp radius can also be adjusted, depending on the diameter, the result of distortion will be very different. You can also change your background color that fills part of the image if you warp the area closed to the edges towards the center of your image. The program lets you watch the result of each and every operation in real time, and undo any step at any time or even jump to the original image in case you do not like the whole result.