This application is not associated with or endorsed by USCIS. It collects publicly available information from https://egov.uscis.gov/casestatus/landing.do . This is specifically allowed by the USCIS Terms of Use, available at https://www.uscis.gov/website-policies, which states "Information presented on this WWW site is considered public information and may be distributed or copied."
The information collected from uscis.gov is stored in a central database, which enables some historic information to be retained. Other information, such as nicknames and all other personally identifiable information is only stored locally on users' devices and never in the central database.
Last Updated: Oct 2, 2022