Weekly digest
Pick the categories you care about: movies, AI launches, sports, eclipses, and major public dates. One email per week, and never anything you did not ask for.
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Date calculator
Find what day of the week any date falls on
Date math depth
Reference fields include the calculator slug, translated title, worked example, edge cases, FAQ, and companion route when one exists.
Yes. It uses the proleptic Gregorian calendar, so it works for any date including dates before the Gregorian calendar was adopted.
