Blaise provides a multitude of options and features for the survey developer:

• Virtually unlimited capacity for extremely large numbers of questions, edits, and hierarchies;
• Constant enforcement of all appropriate routes and edits without slowing down during long interviews;
• Concurrent interviewing of two or more respondents;
• Hierarchical, alphabetical, and trigram coding schemes which can be used together;
• Lookups of information held in external files;
• Metadata management and manipulation;
• Data manipulation, re-coding, exporting, and importing;
• Language switching during interviewing programmed to happen automatically, through menus, or with a keystroke;
• Question-by-question interview aids within Blaise itself or through HTML-Help or WinHelp;
• Multimedia capability for graphics, video, and audio;
• Mouse, pen, and touch-screen support;
• Survey management and reports;
• Sophisticated CATI call scheduling, including time zone adjustments, interviewer assignments, and time slices to target respondents;
• Full control of fonts and font sizes for questions, response text, and entry cells;
• Customisable user interfaces which can be modified for your organisation;
• An audit trail that can be customised for your own needs.
• Extensive WEB interviewing capabilities.