Free · 2 minutes · no sign-up

When will you croak?

A few questions, one tombstone, and a very well-dressed frog. The math comes from real Social Security and CDC life tables. The shovel is the frog's own.

Adults 18+. Runs in your browser. We never see your answers.

A cartoon frog undertaker in a top hat and tailcoat, leaning on a shovel and checking a pocket watch

The quiz

One page. No spinner.
Sex the tables come in two
ft in
lb
Cigarettes
Exercise brisk walking per week, or the equivalent
Unread emails optional · won't change your number

18+. Nothing you type leaves this page.

Not a prophecy

You get the age half of people like you reach, plus the range. A quarter of them live well past it.

Not nonsense

Every health answer maps to a hazard ratio from a big published study, and the result shows each one.

Not cruel

If your number comes back short, the jokes stop. That's a promise.

The math, shown

Life tables, hazard ratios, and the cap on stacked risks. Read the methods.