Now that Picnik was shut down by Google there is a new product that was launched named PicMonkey. This is a creation of former Picnik engineers and this tool can be a good alternative to PicMonkey with a clean new tool for editing your images.
There are other alternatives around the Internet like Aviary or Pixlr however PicMonkey offers what most users of Picnik were looking for.
Starting from the similarity in the UI and some of the available features that makes this very similar to PicMonkey, if you was already familiar with Picnik then the transition won’t be a difficult thing.
Why is this related to PowerPoint? Well, in nothing except that you can edit your photos and images previous to being added to PowerPoint presentations, learn more in PowerPoint free download.
Go to download picmonkey.com