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Tools for seeing time.
Every tool runs the same calendar engine as our wallpaper app — real month lengths, every leap year, your timezone. And every answer comes drawn in dots.
Every tool, one engine
Flip clock Fullscreen study clock — seconds, 12/24h, 170+ aesthetic themes. Free, no ads. Age calculator Your exact age — years, months, days, and the versions nobody shows you. How many days old am I? The day-count of your life, and your next 1,000-day milestone. Days between dates True calendar distance between any two dates. Date calculator Add or subtract days from any date — exact, with the weekday. Working days calculator Business days between dates — weekends excluded. Week numbers 2026 All 53 ISO weeks with dates, plus a week-number calculator. Birthday countdown Days until you turn one year wiser — leap years handled. Life in weeks calculator Your whole life as ~4,000 dots. The one that started this site. Life expectancy calculator A horizon drawn to scale, in weeks. Life percentage What percent of your life is complete — as a bar and a grid. What week is it? The live week number, always current. Year progress The famous bar, live. Days left in 2026 The year’s countdown, drawn in dots. Weeks left in 2026 Same countdown, honest units. Days until 2027 The New Year countdown. Days until Thanksgiving The fourth Thursday, computed correctly. Days until Valentine's Day February 14, counted live — with honest gift-runway math. How many weeks in a year? The exact answer, and why some years have 53.
