Contact information grows old quickly, and businesses are fighting a losing battle against this phenomenon. tye is a Software-as-a-Service (SaaS) personal assistant that helps companies keep the contact information of their customers up-to-date. On the 25th of May 2018, the European General Data Privacy Regulation comes into effect. The GDPR drastically changes how businesses may deal with their customers' contact information. tye helps make their customers' contact information GDPR-compliant. Granted the "EXIST-Gründerstipendium" from the Federal German Government and the EU.