Avatar Maker will help you make an avatar from a photo. With this program you can quickly change the image size. The program supports formats: JPEG, GIF, PNG

Using
This program is very simple, open the context menu and choose a photo size that suits you.

Setting up
To add a new dimension of its type in the box. The size specified in the format: VysotaxShirina example 800x600.

The license of this software is Freeware, you can free download and free use this image utility software.