Free Online Calculators
AP exam scores, GPA, state paycheck and construction calculators
AP Calculus AB Score Calculator
Estimate your AP Calc AB score from MCQ and FRQ
AP Calculus BC Score Calculator
Estimate your AP Calc BC score from MCQ and FRQ
AP English Language Score Calculator
Estimate your AP Lang score from MCQ and essays
AP English Literature Score Calculator
Estimate your AP Lit score from MCQ and essays
AP Biology Score Calculator
Estimate your AP Bio score from MCQ and FRQ
AP Chemistry Score Calculator
Estimate your AP Chem score from MCQ and FRQ
AP Statistics Score Calculator
Estimate your AP Stats score from MCQ and FRQ
AP US Government Score Calculator
Estimate your AP Gov score from MCQ and FRQ
AP Psychology Score Calculator
Estimate your AP Psych score from MCQ and FRQ
APUSH Score Calculator
Estimate your AP US History score from MCQ, SAQ, DBQ, LEQ
AP World History Score Calculator
Estimate your AP World score from MCQ, SAQ, DBQ, LEQ
APES Score Calculator
Estimate your AP Environmental Science score
AP Computer Science A Score Calculator
Estimate your AP CSA score from MCQ and FRQ
GPA Calculator
Weighted and unweighted high school GPA
Middle School GPA Calculator
Simple unweighted GPA for middle schoolers
College GPA Calculator
Cumulative college GPA with prior credits
Semester Grade Calculator
Class grade from weighted categories
Cumulative GPA Calculator
Multi-semester GPA rollup
Arkansas Paycheck Calculator
Take-home pay after AR state tax
Washington Paycheck Calculator
Take-home pay — no state income tax
Maryland Paycheck Calculator
Take-home pay after MD state + county tax
Utah Paycheck Calculator
Take-home pay after UT flat state tax
Nevada Paycheck Calculator
Take-home pay — no state income tax
Idaho Paycheck Calculator
Take-home pay after ID state tax
Nebraska Paycheck Calculator
Take-home pay after NE state tax
Hawaii Paycheck Calculator
Take-home pay after HI state tax
West Virginia Paycheck Calculator
Take-home pay after WV state tax
South Carolina Paycheck Calculator
Take-home pay after SC state tax
California Paycheck Calculator
Take-home pay after CA state tax + SDI
Texas Paycheck Calculator
Take-home pay — no state income tax
New York Paycheck Calculator
Take-home pay after NY state tax
Florida Paycheck Calculator
Take-home pay — no state income tax
Pennsylvania Paycheck Calculator
Take-home pay after PA flat state tax
Sand Calculator
How much sand you need in tons or cubic yards
Siding Calculator
How many siding panels and squares you need
Rafter Calculator
Rafter length, pitch and cut angles
Concrete Block Calculator
How many CMU blocks and bags of mortar
Pea Gravel Calculator
Pea gravel needed in tons and cubic yards
Linear Foot Calculator
Convert area or quantity to linear feet
Top Soil Calculator
Cubic yards of topsoil for your project
Stud Calculator
Wall studs needed for framing
River Rock Calculator
River rock needed by weight and volume
Flooring Calculator
Flooring boxes needed with waste factor