💡 Life Tools

Cycle tracker, child height charts, countdown timer, nickname & avatar makers, recipes.

Estimate cycle dates, ovulation and fertile windows from your last period.

See where a child's height and weight fall on international (WHO) growth charts.

Get recipe ideas from ingredients you have, with steps and simple substitutions.

Classic red seven-segment LED countdown by duration or target time, with a finish beep.

Make cool, gamer, cute or aesthetic usernames with one click — no upload, no sign-up.

Make a geometric identicon or initials profile picture with a custom background, colors and text, then download as PNG — all local.

Exact age in years, months, days, weeks and hours.

Days between dates, or add/subtract time.

BMI, weight category and BMR from height and weight.

Monthly payment, total interest and payoff for any loan.

Split a bill and calculate tip per person.