Substantial Presence Test Calculator

Privacy policy

Numbers and dates you enter

The calculation runs entirely in your browser. The days and dates you enter are not sent to a server and are not stored.

Access logs

The site is hosted on Cloudflare, which may keep standard access records such as IP address, browser type and pages viewed for delivery and security. The site does not use cookies.

Changes

If advertising or analytics are added, this page will be updated with the providers used and how they handle cookies.

Updated: November 4, 2026