You can add lashes, blush, circle lenses, wigs, cute designs, lighten, etc.
There'a an online version and a download version.
I used the online version.
Now, it's all in chinese, but once you start clicking around and play for a bit, you'll get the hang of it quick. Took me only less than ten minutes of playing to get the hang of it.
Here's the online version: http://xiuxiu.web.meitu.com/main.html
Let's see what you got!