Everyday life calculators
256 calculators in 11 groups. Each one shows its formula, a worked example and its sources.
Books and reading 7
Clothing and sewing 28
- Bag fabric calculator
- Belt size calculator
- Bikini body shape calculator
- Bra size calculator
- Circle skirt calculator
- Cross-stitch fabric calculator
- Curtain panel fabric calculator
- Curtain size calculator
- Dress size calculator
- Fabric cutting calculator
- Glove size calculator
- Half-square triangle calculator
- Hat size calculator
- Hexagon quilt calculator
- Jacket size calculator
- Jeans size calculator
- Pleated skirt calculator
- Quilt backing and batting calculator
- Quilt binding calculator
- Ring size converter
- Shoe size converter
- Shoelace length calculator
- Sock size calculator
- Lost socks calculator
- Sunglasses size calculator
- Tablecloth size calculator
- Tie length calculator
- Weighted blanket calculator
Dates and time 68
- 100 day calculator
- 120 day calculator
- 180 day calculator
- 30 day calculator
- 45 day calculator
- 6 month calculator
- 60 day calculator
- 90 day calculator
- Add days calculator
- Add time calculator
- Age calculator
- Age difference calculator
- Age in days calculator
- Age in hours calculator
- Age in minutes calculator
- Age in months calculator
- Age in seconds calculator
- Age in weeks calculator
- Age in years calculator
- Age in years, months and days calculator
- Anniversary calculator
- Baby age calculator
- BC to AD calculator
- Birth from death date calculator
- Birth year calculator
- Birthday calculator
- Business days calculator
- Calendar calculator
- Chronological age calculator
- Clock duration calculator
- Countdown calculator
- Date calculator
- Date of birth calculator
- Date to date calculator
- Day counter
- Day of the year calculator
- Days between dates
- Days until a date
- Days until December calculator
- Days until June calculator
- Deadline calculator
- Decimal time converter
- Every second calculator
- Expiration date calculator
- Half birthday calculator
- Hours and minutes calculator
- How many days have I been alive calculator
- Korean age calculator
- Leap year calculator
- Lunar age calculator
- Minute calculator
- Month calculator
- Moon phase calculator
- Palindrome date finder
- Pregnancy countdown calculator
- Retirement countdown calculator
- Reverse time calculator
- Sidereal time calculator
- Subtract time calculator
- Time calculator
- Time difference calculator
- Time duration calculator
- Time to decimal
- Vacation countdown calculator
- Wedding countdown calculator
- Week calculator
- Working days calculator
- Years between two dates calculator
Home costs 20
- Appliance depreciation calculator
- Appliance wattage calculator
- Back to school calculator
- House cleaning cost calculator
- Cost per minute calculator
- Data usage calculator
- Electricity cost calculator
- Electricity cost of a single use calculator
- Energy use intensity calculator
- Gas vs electric dryer cost calculator
- Grocery budget calculator
- Hot tub running cost calculator
- LED savings calculator
- Period products cost calculator
- Price per acre calculator
- Price per linear foot calculator
- Price per square inch calculator
- Price per weight calculator
- Quit smoking and save calculator
- Unit price calculator
Home economics 18
- Balloon arch calculator
- Bathroom mirror size calculator
- Bean bag filling calculator
- Bed size calculator
- Blind size calculator
- Cord of wood calculator
- Dilution ratio calculator
- Generator wattage calculator
- How many tables calculator
- Lighting calculator
- Lumens to watts calculator
- Microwave wattage converter
- Pool salt calculator
- Pool shock calculator
- Recessed lighting layout calculator
- Roll length calculator
- Rug size calculator
- Sofa size and doorway calculator
Leisure and fun 27
- Audiobooks calculator
- Beach price index calculator
- Binge-watching calculator
- Bold text generator
- Clay shrinkage calculator
- Cursive text generator
- Drake equation for love calculator
- Glitch text generator
- Hammock hang calculator
- Helium balloons calculator
- Italic text generator
- Lord of the Rings marathon calculator
- NATO phonetic alphabet translator
- Oscar marathon calculator
- Pig Latin translator
- Podcast listening calculator
- Price per round calculator
- Quarantine silver lining calculator
- Social media time alternatives calculator
- Star Wars marathon calculator
- Tent size calculator
- TV alternatives calculator
- TV series duration calculator
- Underline text generator
- Upside-down text generator
- Witcher marathon calculator
- Harry Potter currency calculator
Office, school, and productivity 22
- Acceptance rate calculator
- Cycle time calculator
- Desk height calculator
- Time spent on email calculator
- English learning time calculator
- GMAT score calculator
- Gross words per minute calculator
- Keystrokes per hour calculator
- Lead time calculator
- Meeting cost calculator
- Money weight calculator
- Numbers to words converter
- Paper thickness calculator
- Paper weight calculator
- Pomodoro technique calculator
- Reverse text generator
- SAT score calculator
- Slack time calculator
- Social media ban impact calculator
- Speaking time calculator
- Standing desk height calculator
- Words per minute calculator
Other 9
Personal hygiene 9
Transportation 42
- 0-60 calculator
- Boat speed calculator
- Boost horsepower calculator
- BSFC calculator
- Carpooling calculator
- Commute calculator
- Compression ratio calculator
- Compression ratio to psi calculator
- Cost per mile calculator
- Crosswind calculator
- Drive time calculator
- Engine hours to miles converter
- Flight radiation calculator
- Fuel consumption calculator
- Fuel cost calculator
- Fuel distance calculator
- Fuel injector size calculator
- Fuel mileage calculator
- Fuel pump calculator
- Gas cost calculator
- Gas to oil ratio calculator
- GVWR calculator
- Engine horsepower calculator
- Idling fuel consumption calculator
- Miles per year calculator
- Miles to dollars calculator
- Miles to hours calculator
- MPG calculator
- Nautical mile calculator
- Pulses per mile calculator
- RPM calculator
- Speed calculator
- Speedometer gear calculator
- Tesla charging cost calculator
- Transit ticket optimizer
- Tire size calculator
- Traffic density calculator
- Turbo size calculator
- Wheel horsepower calculator
- Wheel offset calculator
- Winch size calculator
- Windsock calculator