Home & Daily Life Calculators
Energy consumption, gardening, entertainment, and home life.
Home Appliance Electricity Usage & Monthly Cost Calculator
Calculate daily/monthly kilowatt-hours (kWh) and exact electric bill cost for any home appliance.
Board Game Weighted Score & Victory Points Calculator
Calculate total weighted victory points (VP) score for board games (resources, territory, cards, and objective bonuses).
Compost Carbon-to-Nitrogen (C:N) Ratio & Mix Calculator
Calculate ideal Carbon-to-Nitrogen ($C:N$) ratio (30:1) for mixing brown (dry) and green (wet) materials in compost bins.
Dice Roller & Probability Calculator (d4 to d20)
Compute expected average value and min/max range for polyhedral dice rolls (e.g. 3d6, 1d20+5).
Electricity Consumption & Bill Cost Calculator (kWh)
Calculate energy consumption in kilowatt-hours ($kWh$) for any appliance and estimate monthly electric bill cost.
Lawn Grass Seed, Fertilizer & Mowing Area Calculator
Calculate grass seed weight in kilograms and fertilizer bags needed based on lawn area.
Love & Relationship Compatibility Calculator
Calculate love compatibility score and relationship chemistry percentage between two people by entering their names.
Mulch Calculator for Gardens & Landscaping
Compute volume of garden mulch needed in cubic yards ($yd^3$) and 2 cu ft bags count.
Texas Hold'em Poker Hand Odds & Outs Calculator
Calculate percentage probability of completing a poker hand (Flush, Straight, Set) from number of outs.
Raffle Ticket & Prize Draw Win Probability Calculator
Calculate percentage probability ($P = \frac{n}{N} \times 100$) and odds of winning raffles based on tickets purchased.
Solar Panel Payback Period & ROI Calculator
Calculate required solar PV panel count, electricity bill savings, and payback period in years.
Swimming Pool Water Volume & Chlorination Calculator
Calculate pool water liters, cubic meters ($m^3$), or gallons for rectangular, circular, or oval pools and shock chlorine dosage.
Tree Ring & Garden Bed Mulch Calculator
Calculate cubic meters ($m^3$), cubic yards, and bags of mulch / bark for tree rings and garden beds.
Water Heater Energy Usage & Heating Cost Calculator
Calculate kilowatt-hours (kWh) and monthly cost for heating domestic hot water based on shower count and temp rise.