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Trip Budget CalculatorEstimate travel costs for transport, accommodation, food, activities, and business expenses, then see total trip cost, cost per person, cost per day, budget health, and savings guidance.Score 76calculatorfamilyvacationPTO Accrual CalculatorCalculate accrued PTO hours, remaining PTO, and estimated payout value.Score 36calculatorvacationFuel Cost CalculatorEstimate advanced trip fuel cost with distance modes, efficiency units, fuel price units, emissions, commute projections, and vehicle comparisons.Score 32calculatorScientific CalculatorUse a keyboard-friendly scientific calculator with trig, logs, powers, constants, and memory.Score 32calculatorAge CalculatorCalculate exact age in years, months, days, total days, and next birthday countdown.Score 32calculatorTrip Cost CalculatorEstimate total trip cost from fuel, lodging, food, tolls, activities, and travelers.Score 32calculatorvacationConstruction CalculatorEstimate material quantities, waste allowance, costs, and budget fit for a practical construction project.Score 32calculatorHealth CalculatorEstimate adult BMI, baseline energy needs, and a broad daily calorie planning target from height, weight, age, and activity.Score 32calculatorFinance CalculatorPlan monthly cash flow, savings targets, expenses, and a projected surplus across a selected timeline.Score 32calculatorClosing Cost CalculatorEstimate buyer closing costs from purchase price, lender fees, taxes, title fees, prepaid items, and down payment.Score 30calculatorPerimeter CalculatorCalculate perimeter or circumference for rectangles, triangles, and circles.Score 30calculatorProgrammable CalculatorUse editable variables for reusable formula-style calculations.Score 30calculatorAvogadro's Number CalculatorConvert moles to particles using Avogadro's number.Score 30calculatorVoltage Drop CalculatorEstimate voltage drop over cable length from current and conductor resistance.Score 30calculatorSolar Panel CalculatorEstimate solar panel count from energy use, sun hours, panel wattage, and system losses.Score 30calculatorPower-to-Weight Ratio CalculatorCalculate vehicle or system power-to-weight ratio, required power for a target ratio, and maximum weight for the available output.Score 30calculatorNotice Period CalculatorEstimate notice-period end offset using calendar days, working-day adjustment, and handover buffer.Score 30calculatorCPC CalculatorCalculate cost per click from ad spend and clicks.Score 30calculatorShopify Fee CalculatorEstimate Shopify-style selling and payment fees using your own entered percentage rate, fixed fee, and plan cost assumptions.Score 30calculatorPayPal Fee CalculatorCalculate PayPal fee, net received, and gross-up amount.Score 30calculator