QuickTools Hub

Free online calculators.
Fast answers. Better decisions.

25 fast calculators for pay, mileage, driving costs, money, business pricing, home projects and everyday decisions. Free, private, mobile-friendly, and no signup required.

25 free calculatorsNo signupPrivate by designBuilt for fast answers
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What do you need right now?
MileageOvertimeLoan PaymentTip & Split
Browse all 25 tools →
25 toolsOne clean utility hubMoney, work, travel, home and everyday calculations.
Instant resultsBuilt for your phoneFast inputs, readable answers and no account wall.
Private by designYour inputs stay yoursUse the tools without creating a profile.

What do you need?

Pick a category or search every QuickTool.

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▦Work & PayOvertime & salary↗Driving CostsMileage, fuel & trips$MoneyLoans & savings⌂Home ProjectsPaint, roofing & more✦EverydayTips & shopping⌁All ToolsBrowse everything
NEW • FOR RESELLERS

Know the flip before you buy it.

Use the free BUY OR PASS calculator, then get the complete Reseller Profit Command Center at the $7 founding launch price.

Try the Reseller Profit Calculator →
START WITH THE DECISION

Three fast paths to the answer.

Use a complete mini-toolkit instead of hunting calculator by calculator.

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WORK DRIVEKnow the real cost of the trip.

Mileage reimbursement, fuel and full road-trip cost.

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HOME PROJECTBuy closer to what you actually need.

Roofing, flooring, paint and concrete in one project hub.

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MONEY MOVESee the payment before you commit.

Loans, payoff timelines, savings and interest tools.

POPULAR QUICK ANSWERS

Common calculations, already worked out.

Start with a real example, then change the numbers in the full calculator.

100 miles reimbursement in 2026Compare the 2026 IRS mileage rates and see the exact reimbursement.250 miles reimbursement in 2026Worked mileage reimbursement example with the current 2026 rate.$25/hour + 10 overtime hoursRegular pay, overtime pay and total gross weekly pay.500-mile road trip gas costWorked fuel-cost example using MPG and gas price.Roofing for a 2,000 sq ft housePitch, waste, roofing squares and bundle estimate.$2,500 repair on a $7,000 carPut a major repair into repair-versus-value context.

Travel

Mileage ReimbursementAutomatic 2026 IRS business mileage rate logic or your own custom rate.Fuel CostEstimate gallons and total fuel cost before you leave.Road Trip CostEstimate fuel, tolls and parking for a full driving-cost picture.

Work & Pay

Hourly to SalarySee weekly, monthly and annual income from your hourly rate.Salary to HourlyConvert annual salary into an hourly, weekly and monthly equivalent.Overtime PayEstimate regular pay, overtime and total gross pay.Pay Raise PercentageSee the percentage and dollar change between two pay amounts.

Money

Profit MarginCalculate gross profit, margin and markup for a price.Loan PaymentEstimate payment, total paid and interest over time.Credit Card PayoffEstimate payoff time from balance, APR and monthly payment.Compound InterestEstimate future value from a starting balance and monthly contributions.Savings GoalKnow what to save each month to hit your target.Percentage CalculatorPercent of, change, increase and decrease without the mental math.

Home & Auto

Planning a project? Open the complete Home Improvement calculator hub.

Flooring CalculatorEstimate square footage, waste, boxes and material cost.Paint CalculatorEstimate wall area and gallons needed for a room.Concrete CalculatorEstimate cubic yards for a slab with waste allowance.Roofing CalculatorEstimate roof area, roofing squares, bundles and material cost.Car Repair vs ValueCompare a repair estimate with vehicle value and replacement budget.

Shopping & Everyday

Tip CalculatorTip, total and per-person split instantly.Discount CalculatorSee final price and savings before you buy.Sales TaxAdd any local sales tax rate to a purchase price.Unit PriceCompare package sizes and find the better value.
CAREER TOOLKIT

Turn the salary math into a stronger job move.

Actively applying or negotiating? The Career Command Kit includes ATS resume guidance, interview frameworks, recruiter outreach and salary negotiation scripts in one $9 download.

See what’s included →Get the Career Command Kit — $9
MAKE IT YOURS

Keep QuickTools one tap away.

Add it to your phone and come straight back to the tools you use most.

FOR PUBLISHERS & BRANDS

Put QuickTools in front of your audience.

Publishers can embed useful calculators free. Relevant brands can request a clearly labeled founding placement from $49 for 90 days.

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FREE FOR PUBLISHERSEmbed a calculator on your website.

Add a useful tool for readers and keep the calculator maintained by QuickTools Hub.

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FOUNDING PARTNERSReach people while they are making a decision.

Request a relevant calculator or category placement. Founding packages start at $49.

BUILT TO EARN THE TAP

Useful first. Trustworthy by design.

QuickTools calculators run in your browser, so the numbers you enter are used for the calculation without being sent as form data. We explain the math, keep the interface focused, and link methodology where assumptions matter.

See our methodology →See how privacy works →

Why QuickTools?

Fast by defaultFrom question to answer in seconds.
Private by designYour calculator inputs stay on your device.
Built for real lifeClean enough for work, simple enough for everyday use.
Built on Hatchable