Lifestyle & Everyday Calculators
Simplify daily calculations with tools for time management, automotive needs, hobbies, and general life planning. From date calculations to hobby project planning, these calculators make everyday math effortless.
Miscellaneous
Tip calculator
Calculate tip calculator quickly and accurately.
Grade calculator
Calculate grade calculator quickly and accurately.
GPA calculator
Calculate gpa calculator quickly and accurately.
Discount calculator
Calculate discount calculator quickly and accurately.
Sales tax calculator
Calculate sales tax calculator quickly and accurately.
Markup calculator
Calculate markup calculator quickly and accurately.
Final grade calculator
Calculate your final grade easily with our authoritative final grade calculator tool.
Regular expression (regex) tester | engineering
Test and validate regular expressions with our interactive Regex Tester. Perfect for software engineers and developers seeking a reliable tool.
ROT13 cipher encoder/decoder
Use our ROT13 calculator to encode or decode text using the ROT13 cipher, a simple letter substitution cipher used in cryptography.
Hobbies
Knitting calculator
Calculate knitting calculator quickly and accurately.
Crochet calculator
Calculate crochet calculator quickly and accurately.
Sewing calculator
Calculate sewing calculator quickly and accurately.
Quilting calculator
Calculate quilting calculator quickly and accurately.
Embroidery calculator
Calculate embroidery calculator quickly and accurately.
Cross stitch calculator
Calculate cross stitch calculator quickly and accurately.
Candle wax calculator
Calculate the perfect wax amount for your candles with our Candle Wax Calculator, an essential tool for DIY candle makers.
Darts checkout calculator
Use our interactive Darts Checkout Calculator to find the best checkout combinations and improve your darts game.
Knitting gauge calculator
Calculate your knitting gauge with precision using our interactive calculator designed for knitters.
Poker odds calculator
Calculate your winning odds in a poker game with our advanced Poker Odds Calculator. Enhance your strategy with accurate and reliable calculations.
Sewing yardage calculator
Calculate the exact amount of fabric you need for your sewing projects with our precise Sewing Yardage Calculator.
Yarn calculator for knitting/crochet
Calculate the amount of yarn needed for your knitting and crochet projects with our precise and easy-to-use Yarn Calculator.
Time & Date
Age calculator
Calculate age calculator quickly and accurately.
Date calculator
Calculate date calculator quickly and accurately.
Time calculator
Calculate time calculator quickly and accurately.
Business days calculator
Calculate business days calculator quickly and accurately.
Workdays calculator
Calculate workdays calculator quickly and accurately.
Hours calculator
Calculate hours calculator quickly and accurately.
Birthday calculator
Calculate your age, next birthday, and more with our interactive Birthday Calculator.
Automotive
Gas mileage calculator
Calculate gas mileage calculator quickly and accurately.
Fuel economy calculator
Calculate fuel economy calculator quickly and accurately.
Trip cost calculator
Calculate trip cost calculator quickly and accurately.
Car payment calculator
Calculate car payment calculator quickly and accurately.
Auto insurance calculator
Calculate auto insurance calculator quickly and accurately.
Tire pressure calculator
Calculate tire pressure calculator quickly and accurately.
Car depreciation calculator
Calculate how much your car will depreciate over time with our authoritative Car Depreciation Calculator.
Fuel cost calculator | everyday life
Calculate your fuel costs efficiently with our accurate and accessible Fuel Cost Calculator.
Gas mileage (MPG) calculator
Calculate your vehicle
Oil change interval calculator
Calculate the optimal interval for changing your car
Tire size calculator
Calculate the dimensions of your tire with our authoritative Tire Size Calculator. Determine the best fit for your vehicle with precision.