๐ Everyday Tools
Calories, tips and bill splitting, discounts, electricity bills and small everyday decisions.
019 tools
Calorie Calculator (BMR & TDEE)
Free calorie calculator: enter age, height (ft/in or cm) and weight (lb or kg) to get BMR, TDEE maintenance calories, weight-loss targets and macros.
โTip Calculator & Bill Splitter
Tip calculator: enter the bill, pick 15, 18, 20 or 22% and split it between friends. Round up per person, compare tip amounts and see US tipping etiquette.
โDiscount Calculator (Percent Off)
Percent off calculator: find the sale price, % off between two prices, stacked discounts (20% + 10%), the original price before a sale and BOGO deals.
โChinese Zodiac & Age by Birth Year
Enter a birth year to get the Chinese/Korean zodiac animal, element and stem-branch name, age this year and school grade, plus a year-by-year chart.
โSouth Korea Electricity Bill Calculator
Estimate your Korean electricity bill from monthly kWh: KEPCO 3-tier progressive residential rates, summer tiers, climate and fuel charges, VAT, in KRW.
โWhat to Eat Roulette
Can't decide what to eat? Spin the food roulette wheel. Pick a set (quick lunch, Mexican, Italian, Asian, Korean, healthy) or add your own options.
โLotto Number Generator
Random lottery number generator for Korea Lotto 6/45, Powerball, Mega Millions or a custom range. Fix or exclude numbers, make 10 lines, see the odds.
โLadder Game (Amidakuji / Ghost Leg)
Play the ladder game (Amidakuji, Ghost Leg) online with 2โ12 players. Enter names and prizes, watch each path animate, and get provably fair results.
โRandom Name Picker & Team Generator
Paste a list of names to pick random winners, split people into random teams (by count or size) or shuffle a turn order. Fair, no repeats, easy to copy.
โSmall everyday calculations
Plan meals with the calorie calculator, split the bill with the tip calculator, check real savings with the discount calculator and estimate your electricity bill before summer.
Results are estimates
Health and bill estimates are general guides. Talk to a professional for medical advice and check your provider's official rates for exact bills.