Tagged “calculator”
109 pages · most loved first · page 2 of 5
Cosmic Odometer
Calculates how far you have traveled through the universe since birth, using real physics data for Earth's motion, the s…
Cost of Living Calculator
An interactive calculator that compares living costs between countries, breaking down housing, food, transportation, and…
Cruncher
A calculating notepad where every number on screen can be scrubbed by dragging, with dependent values and charts updatin…
Cutlist Optimizer
A cut list optimizer where you enter the dimensions of a sheet of plywood or other material and your parts, and it gener…
Dog Chocolate Toxicity Meter
A calculator that estimates how dangerous a chocolate snack is for your dog, based on the type, amount, and your dog's w…
Drake Equation Calculator
An interactive Drake Equation calculator that estimates how many advanced civilizations may exist in the Milky Way, with…
Durat.io
A calculator for time expressions where you type things like 08:00 until 16:30 minus 1 hour and get durations, with conv…
Earthquake Fizz Calculator
A tongue-in-cheek calculator that tells you how long to wait after an earthquake before opening a soda, based on its mag…
Ecological Footprint Calculator
A quiz-style calculator from the Global Footprint Network that estimates how many planets it would take to sustain your…
Exoplanet Birthdays
A calculator that tells you your age on exoplanets, so you can find which distant world has its birthday on today's date…
Expansion of the Universe Calculator
A calculator that shows your weight on other worlds, the cosmic events since your birth, and how much the universe has e…
Freelance Rate Calculator
A free calculator that finds the hourly and daily rate you actually need to charge, covering taxes, expenses, time off a…
Frink
A calculator and programming language built for physical units: convert anything to anything, from furlongs per fortnigh…
Genshin Optimizer
A calculator for Genshin Impact that takes your characters and artifacts and works out the strongest builds, so you can…
GeoGebra - Free Math Tools
A free suite of interactive math tools and calculators for geometry, algebra, graphing, and calculus used by students an…
Global Overflight Fee Calculator
An interactive calculator that estimates what an airline pays to cross a country's airspace, covering EUROCONTROL states…
Golden Ratio Typography Calculator
A calculator that applies the golden ratio to font size, line height, and line width so you can set text with harmonious…
Helios
An address-level estimator of what plug-in solar panels could generate at any home in Great Britain, built to help answe…
Horse Coat Color Calculator
A calculator that predicts a foal's coat color from the parents' colors, such as bay, chestnut, and palomino, and shows…
How Long Is My Data?
A playful calculator that measures your data the way librarians would: by how many metres of shelving it takes if you st…
How Much Toilet Paper
A tiny calculator that tells you whether your toilet paper stash will last, based on how many people live with you and h…
How Poor Am I?
A calculator that places your income or net wealth in the global distribution, showing where you stand compared with the…
How Rich Am I?
Enter your income and household size to see where you rank among everyone on Earth, and how far a small share of it coul…
HowManyTaxes
A calculator that estimates how your federal income tax is divided among government spending programs, framed as a rough…
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