Mga Petsa at Oras Mga Calculator
Lahat ng Mga Petsa at Oras Calculator
Countdown sa Kaarawan
Calculate days, hours, and minutes until your next birthday. Enter date of birth — see exact countdown and star sign. Free.
Kalkulador ng Yugto ng Buwan
Current moon phase and full moon calendar. Full formula with variable legend, worked example and step-by-step chemistry solution.
Kalkulador ng Numero ng Linggo
ISO week number for any calendar date. Enter your values — see the result with formula, examples, and step-by-step working. Free.
Tagapalit ng Time Zone
Convert times between world time zones instantly. Enter source time and city — see local time with UTC offset and DST status. Free.
Kalkulador ng mga Araw ng Trabaho
Business days between two dates. Enter your values — see the result with formula, examples, and step-by-step working. Free.
Kalkulador ng Leap Year
Is any year a leap year and when is the next one?. Enter your values — see the result with formula, examples, and step-by-step working. Free.
Kalkulador ng Korean na Edad
Calculate your age in the Korean age system. Enter date of birth — see Korean age and comparison to international age. Free.
Kalkulador ng Petsa ng Pagreretiro
Calculate your retirement date by country. Instant result with amortization table, formula and chart. Free financial calculator.
Kalkulador ng Lunar na Kalendaryo
Convert Gregorian dates to lunar calendar. Fast and accurate result with formula, step-by-step method and unit overview. Free tool.
mga Araw sa Pagitan ng mga Petsa
Count exact days between any two calendar dates. Enter start and end date — see days, weeks, months, business days, and weekends. Free.
Magdagdag o Magbawas ng mga Araw mula sa Petsa
Add or subtract days, weeks, or months from any date. Enter the date and duration — see the result with day of week. Free.
Kalkulador ng mga Araw ng Negosyo
Count working days between two dates excluding weekends. Enter your values — see the result with formula, examples, and step-by-step working. Free.
Edad sa Isang Tiyak na Petsa
Calculate your age on any past or future date. Enter DOB and target date — see age in years, months, and days on that date. Free.
Petsa sa Araw ng Linggo
Find what day of the week any date falls on. Enter any date — see the weekday, ISO week number, and days from today. Free.
mga Linggo sa Pagitan ng mga Petsa
Calculate full and partial weeks between two dates. Enter start and end date — see complete weeks and remaining days. Free.
Kalkulador ng Quarter ng Taon
Find the fiscal or calendar quarter for any date. Enter the date — see current quarter, remaining days, and fiscal year calendar. Free.
Kalkulador ng Pagsikat at Paglubog ng Araw
Get sunrise and sunset times for any location and date. Enter city or coordinates — see sunrise, sunset, and hours of daylight. Free.
Magdagdag ng mga Araw sa Petsa
Add or subtract days, weeks, or months from any date. Enter start date and duration — see the resulting date with day of week and countdown. Free.
Kalkulador ng Optimal na Haba ng Idlip
Calculate the optimal nap length to avoid sleep inertia. Enter your sleep stage preference — see ideal nap duration and best time of day. Free.
Kalkulador ng Circadian Rhythm
Map your daily energy peaks and dips based on wake time and chronotype. Enter your values — see the result with formula, examples, and step-by-step working. Free.