100% in-browser
Lifestyle & Fun Tools
Free lifestyle and just-for-fun calculators that run entirely in your browser — pet age in human years, moon phase, sunrise and sunset times, numerology, Chinese and Western zodiac, biorhythm, half-birthday, birthday countdown and a love-match game. Nothing is uploaded and nothing is tracked.
🐾
Pet Age Calculator (Dog & Cat Years)
Convert your dog or cat's age into human years using the modern epigenetic formula, plus life stage.
🌙Moon Phase Calculator
Find the moon phase, illumination percentage and moon age for any date, calculated in your browser.
🌅Sunrise & Sunset Calculator
Calculate sunrise, sunset, solar noon and day length for any latitude, longitude and date in your browser.
🔢Numerology Life Path Calculator
Find your numerology Life Path number from your birth date, with its meaning — just for entertainment.
🐉Chinese Zodiac Calculator
Find your Chinese zodiac animal, element and yin/yang from your birth year — with a short traits summary.
💞Zodiac Compatibility Calculator
Fun zodiac compatibility calculator: enter two birth dates to get each sun sign and a playful match score by astrological element.
❤️Love Calculator
Fun love calculator: type two names for a playful match percentage. Just a game — deterministic, private and 100% for entertainment.
📈Biorhythm Calculator
Fun biorhythm calculator: enter your birth date and a target day to see the physical, emotional and intellectual cycle percentages.
🎂Half Birthday Calculator
Find your half birthday — exactly six months from your birthday — plus the weekday and how many days until the next one.
🎈Birthday Countdown Calculator
Count down to your next birthday: days and weeks remaining, the exact date, the weekday and the age you will turn.