It's easy to create search engine with this tool. Just click a few buttons and no need to write any tedious spider and search code. This pro version is specifically designed to deal with large site that have thousands and millions of pages. It includes all functions and features of the standard version.

Search Engine Builder Professional Features:
• Enables your site visitors to find what they want easily and rapidly.
• A website search engine makes your website more professional.
• Page templates help you create search engine with various attractive & functional styles.
• Visually config the output of search results with various styles, font and color etc.
• Indexes and searches PDF, DOC, XLS, PPT, RTF, TXT and many other files.
• Enables you to create search engine for searching local files, CD-ROM etc.
• Easy to work with multiple websites and search engines.
• Schedules automatically index, create and upload the search engines.
• This pro version includes all functions and features of standard version.
• This pro version enables you to index and search large site with thousands and millions pages.
• Pro version generates search engine script as javascript, ASP, PHP, with or without database.
• Easy to install to website, needn't to config web server.
• Registered users receive free upgrades and technical support for life.

Home Page - http://www.aleadsoft.com/search-engine-builder-pro/index.html