Time With vs Without — Crossover Calculator

Calculates the date when you will have lived more time with an event than without it (e.g., “more time married than not”). All calculations are date-only and run entirely in your browser.

Client-side • UTC day math • Date-only

Inputs

Result

Crossover date
Enter dates to calculate.
Time until crossover
No calculation yet.
Timeline
Time without Time with
Birth
Event start
Today
Crossover

Saved Events

Label Created Birth Date Event Start Time to Crossover Actions
No saved events yet. Fill in the form above and click "Save as favorite" to get started.