Protect your pictures and images with visible watermarks:

 

AiS Watermark Pictures Protector lets you protect from thieves publishing your images on the Web by adding to them visible watermarks. The watermarks can be solid or transparent, they can include you logo, company name, your site URL, date and time or any custom text. The program can handle over 40 popular image formats (including TIFF, BMP and JPG), it lets you process multiple images at once and automatically create thumbnails and Web galleries.