Illume is sophisticated commercial survey software that features an intuitive interface requiring no programming experience. It can host complex surveys and forms with advanced logic and validation on DatStat's secure servers. Surveys are built in the Windows-based Survey Manager and taken online via a web-based site that can be accessed from any device. Key features include accuracy checks, ease of use, scalability, flexibility, multimedia capabilities, and project management tools. Optional modules provide remote data collection, multilingual support, data changes, and an SDK for custom integration.