LuJoSoft PaintAlbum is a paint bucket coloring program. You can load any kind of picture format which include .bmp,.emf,.gif,.jpg,.png,.tiff,.wmf plus you can use any size of picture you want. To add more pictures to the collection just copy your images to "C:\Program Files\LuJoSoft\PaintAlbum\Dessins" then when you open the program the next time they will auto load in it ready for your use. The other option you have is to save your finish product to file just by selecting save as, and you can print your finish product with the print button to any printer or pdf. You have the choice of over 16 millions colors by using the predefine one or by the track bar in the color group. The tolerance group is just a controls track bar for the flood fill sensitivity usually the default value are good for most case.