170 tools

Calculators & Figure Out Tools

Calculate money, dates, home projects, business metrics, health basics, work numbers, and decisions.

🔢

Add/Subtract Time Tool

Add or subtract hours, minutes, and days from a date or time for schedules, deadlines, and planning.

🔢

Address to GPS Coordinates

Prepare address geocoding notes with formatted addresses, map search links, and coordinate lookup workflow.

🔢

Age Calculator

Calculate age in years, months, days, and next birthday details from a birth date.

🔢

AI Response Grader

Grade an AI response against a prompt for relevance, completeness, specificity, format, clarity, and risk signals.

🔢

Amazon Fee Calculator

Estimate Amazon selling fees, referral fees, fulfillment costs, product cost, net profit, and margin.

🔢

Anniversary Counter

Count days, months, years, and upcoming milestones since an anniversary, event date, launch, or relationship date.

🔢

Aspect Ratio Calculator

Calculate matching width, height, and ratios for images, videos, thumbnails, and layouts.

🔢

Auto Loan Calculator

Estimate car loan payment, loan amount, total interest, total cost, sales tax, fees, down payment, and trade-in impact.

🔢

Average Order Value Calculator

Calculate average order value from revenue and order count, plus target improvements and campaign notes.

🔢

Baby Due Date Calculator

Estimate a pregnancy due date from last period date, conception date, or IVF date for planning purposes.

🔢

Billable Hours Calculator

Calculate billable totals from hourly rate, hours worked, project notes, discounts, taxes, and payment terms.

🔢

BMI Calculator

Calculate body mass index from height and weight with a simple category estimate.

🔢

Body Fat % Estimator

Estimate body fat percentage using US Navy measurements, BMI comparison, lean mass, and fat mass.

🔢

Break Even Calculator

Estimate break-even units and revenue from fixed costs, variable costs, and price per unit.

🔢

Break Even Units Calculator

Calculate break-even units from fixed costs, sale price, variable cost, contribution margin, and target profit.

🔢

Browser Cache Clear Guide Generator

Generate browser-specific cache clearing steps for Chrome, Edge, Firefox, Safari, desktop, iPhone, Android, and Mac.

🔢

Budget Planner

Create a simple budget plan with income, fixed expenses, variable spending, savings, debt payments, and remaining cash.

🔢

Bundle Price Calculator

Calculate bundle pricing from item costs, discounts, margins, retail price, and promotional offer notes.

🔢

Business Days Calculator

Calculate business days between two dates while excluding weekends.

🔢

CAC Calculator

Calculate customer acquisition cost from marketing spend, sales costs, new customers, and campaign notes.

🔢

Calorie & Macro Calculator

Estimate daily calories, protein, carbs, and fat from your body stats, activity level, and goal.

🔢

Calorie Calculator

Estimate daily maintenance calories from age, sex, height, weight, and activity level.

🔢

Cap Rate Calculator

Calculate capitalization rate from net operating income, property value, rent, expenses, and investment notes.

🔢

Car Lease vs Buy Calculator

Compare lease cost against buying cost over the same period using monthly payments, upfront costs, resale value, and ownership assumptions.

🔢

Cash Flow Calculator

Calculate monthly cash flow from starting cash, cash in, cash out, receivables, payables, and recurring expenses.

🔢

Churn Rate Calculator

Calculate customer churn rate, retention rate, lost customers, starting customers, and period summary.

🔢

Cleaning Service Price Calculator

Price a residential or commercial cleaning service from square footage, rooms, labor, supplies, travel, margin, discounts, and tax.

🔢

Client Project Budget Calculator

Plan a client project budget from strategy, production, revisions, materials, contingency, discount, tax, and deposit.

🔢

Closing Cost Calculator

Estimate home closing costs from purchase price, lender fees, title fees, taxes, insurance, and prepaid costs.

🔢

Commute Time Calculator

Estimate weekly, monthly, and yearly commute time from one-way minutes, workdays, remote days, and travel notes.

🔢

Compound Interest Calculator

Estimate compound interest growth from principal, rate, contribution, time, and compounding frequency.

🔢

Concrete Calculator

Estimate concrete volume from length, width, depth, waste, bag size, and project dimensions.

🔢

Conversion Rate Calculator

Calculate conversion rate from visitors, leads, signups, purchases, clicks, or other conversion events.

🔢

Cooking Time Converter

Convert cooking times between minutes, hours, and total time blocks for recipes, meal prep, and kitchen planning.

🔢

Coordinates to Address

Prepare reverse geocoding notes with latitude, longitude, map links, address lookup workflow, and location notes.

🔢

Cost Per Lead Calculator

Calculate cost per lead from ad spend, lead volume, campaign costs, and acquisition performance notes.

🔢

CPC Calculator

Calculate cost per click from ad spend and clicks for search ads, social ads, and campaign reports.

🔢

CPM Calculator

Calculate cost per thousand impressions from ad spend and impressions for paid media and campaign planning.

🔢

Credit Card Interest Calculator

Estimate credit card interest, payoff time, total cost, and payment impact from balance, APR, and monthly payment.

🔢

Credit Utilization Calculator

Calculate credit card utilization now, after a planned payment, and the payment needed to reach a target utilization percentage.

🔢

CSS Specificity Calculator

Calculate and compare CSS selector specificity scores.

🔢

CTR Calculator

Calculate click-through rate from impressions and clicks for ads, email campaigns, search results, and social posts.

🔢

Currency Fee Calculator

Estimate currency exchange fees, markup, net received amount, and total cost from rate, amount, and fee percentage.

🔢

Currency Travel Budget

Plan travel budgets across currencies with exchange rates, fees, daily spend, cash needs, and card notes.

🔢

Current Elevation Tool

Prepare elevation lookup notes from coordinates, map links, and location data workflow.

🔢

Customer Lifetime Value Calculator

Estimate customer lifetime value from average order value, purchase frequency, margin, and retention assumptions.

🔢

Date Calculator

Calculate days between dates or add and subtract days, weeks, months, and years.

🔢

Debt Snowball Calculator

Compare debt snowball and debt avalanche payoff strategies using balances, APRs, minimum payments, and extra monthly payment.

🔢

Debt-to-Income Calculator

Calculate front-end and back-end debt-to-income ratios from income, housing payment, monthly debts, taxes, insurance, and HOA.

🔢

Deposit Balance Calculator

Calculate deposits, remaining balances, installment schedules, refund amounts, and payment planning notes.

🔢

Discount Calculator

Calculate sale price, discount amount, and final price from original price and discount percent.

🔢

Distance Between Two Points

Calculate distance between two coordinate pairs using browser math and map planning notes.

🔢

Down Payment Calculator

Calculate down payment amount, loan amount, loan-to-value, cash needed, and PMI risk from home price and down payment assumptions.

🔢

Drywall Calculator

Estimate drywall sheets, joint compound, tape, screws, waste, and wall area from project dimensions.

🔢

EBITDA Calculator

Estimate EBITDA from net income, interest, taxes, depreciation, amortization, and adjustment notes.

🔢

Ecommerce Fee Calculator

Calculate marketplace fees, payment processing fees, shipping, cost, profit, and net margin for ecommerce orders.

🔢

Email Click Rate Calculator

Calculate email click rate and click-to-open rate from delivered emails, opens, and clicks for campaign reporting.

🔢

Email Open Rate Calculator

Calculate email open rate from delivered emails and opens for newsletter, lifecycle, and campaign reporting.

🔢

Emergency Fund Calculator

Estimate how much emergency savings you need from monthly expenses, dependents, income stability, and target months of coverage.

🔢

Etsy Fee Calculator

Estimate Etsy selling fees, payment fees, listing costs, shipping charges, profit, and margin notes.

🔢

Fence Calculator

Estimate fence materials from perimeter, panel length, post spacing, gates, waste, and project notes.

🔢

FIRE Number Calculator

Estimate your financial independence number using annual spending, withdrawal rate, current investments, and savings rate.

🔢

Flooring Estimator

Estimate flooring material from room dimensions, waste percentage, box coverage, price per unit, and installation notes.

🔢

Food Cost Percentage Calculator

Calculate food cost percentage from recipe cost, menu price, target margin, and restaurant pricing notes.

🔢

Freelancer Rate Calculator

Estimate freelance hourly rates from income goals, billable hours, expenses, taxes, time off, and profit margin.

🔢

Fuel Cost Calculator

Estimate trip fuel cost from distance, fuel economy, gas price, and optional round-trip travel assumptions.

🔢

GPA Calculator

Calculate GPA from course grades and credit hours with a simple weighted average.

🔢

GPS Coordinates Tool

Format GPS coordinates, latitude, longitude, map links, decimal degrees, notes, and location sharing details.

🔢

Grade Calculator

Calculate class grades from assignments, weights, scores, final exam targets, and grading category totals.

🔢

Gross Margin Calculator

Calculate gross margin, gross profit, revenue, cost of goods sold, and percentage margin from business inputs.

🔢

Home Affordability Calculator

Estimate affordable home price from income, debts, down payment, interest rate, taxes, insurance, and budget.

🔢

Home Equity Calculator

Estimate home equity, loan-to-value, available borrowing room, requested draw impact, and optional home equity payment.

🔢

Home Value Estimator

Estimate what a home may be worth using comparable sales, square footage, appreciation, and adjustment assumptions.

🔢

Hourly Cost Calculator

Calculate true hourly cost and required billable rate from wage, payroll burden, overhead, utilization, and target margin.

🔢

Hourly Rate to Project Price

Convert hourly estimates into project prices with scope buffer, overhead, margin, discount, tax, and deposit planning.

🔢

Hourly to Salary Calculator

Convert hourly wage to weekly, monthly, and annual salary using hours per week and weeks per year.

🔢

HVAC Estimate Calculator

Estimate an HVAC job from equipment, labor, materials, ductwork, permits, warranty, markup, tax, and deposit.

🔢

Image Print Size Calculator

Calculate image print size from pixels, DPI, aspect ratio, target dimensions, and print quality notes.

🔢

Inflation Calculator

Estimate future purchasing power, inflation-adjusted cost, and how much prices may rise over time.

🔢

Insurance Deductible Calculator

Compare low and high insurance deductible options using premiums, likely claims, expected claim size, and emergency savings.

🔢

Inventory Reorder Calculator

Calculate reorder points from sales velocity, lead time, safety stock, current inventory, and demand assumptions.

🔢

Inventory Turnover Calculator

Calculate inventory turnover ratio from cost of goods sold, average inventory, and period details.

🔢

Investment Growth Simulator

Simulate investment growth with starting balance, recurring contributions, return assumptions, fees, inflation, and time horizon.

🔢

Investment Property ROI Calculator

Estimate rental property ROI from purchase price, loan, rent, vacancy, expenses, cash invested, appreciation, and sale assumptions.

🔢

Invoice Total Calculator

Calculate invoice totals from line items, quantities, unit prices, discounts, tax, shipping, and payment notes.

🔢

Job Cost Calculator

Estimate job cost from labor, materials, equipment, subcontractors, overhead, markup, contingency, and profit margin.

🔢

Job Offer Comparator

Compare job offers by salary, bonus, benefits, commute, remote flexibility, PTO, growth, and total value notes.

🔢

Labor Cost Calculator

Calculate labor cost from hourly rates, crew size, hours, overtime, burden, markup, and project notes.

🔢

Landscaping Job Estimator

Estimate a landscaping job from area, crew labor, mulch, plants, equipment, delivery, contingency, markup, tax, and deposit.

🔢

Late Fee Calculator

Estimate late fees from overdue balances, flat charges, daily rates, grace periods, and payment dates.

🔢

Lead Source ROI Calculator

Compare lead sources side by side by spend, leads, customers, revenue, CAC, CPL, ROI, and conversion quality.

🔢

Life Insurance Needs Calculator

Estimate life insurance coverage needs from income replacement, debts, mortgage, education, final expenses, and existing assets.

🔢

Loan Calculator

Estimate monthly loan payments, total interest, and total repayment from amount, rate, and term.

🔢

Loan Payoff Calculator

Estimate monthly payoff time, total interest, and final payoff date from balance, rate, payment, and extra payment.

🔢

Marketing ROI Calculator

Calculate campaign ROI, ROAS, CAC, cost per lead, conversion rate, revenue, gross profit, and break-even results.

🔢

Markup Calculator

Calculate markup percentage, selling price, profit, and margin from cost and desired markup assumptions.

🔢

Meeting Cost Calculator

Estimate meeting cost from attendees, hourly rates, duration, preparation time, follow-up time, and recurring frequency.

🔢

Mileage Reimbursement Calculator

Calculate mileage reimbursement from miles driven, reimbursement rate, purpose, and optional notes for reports.

🔢

Mortgage Calculator

Estimate monthly mortgage payments from home price, down payment, rate, and term.

🔢

Mortgage Payoff Calculator

Estimate mortgage payoff time, interest savings, extra payments, and remaining balance from loan details.

🔢

Mortgage Refinance Calculator

Compare current mortgage payments against a refinance with new rate, term, closing costs, cash-out, savings, and break-even timing.

🔢

Moving Box Estimator

Estimate moving boxes and packing supplies from rooms, home size, belongings level, fragile items, and move notes.

🔢

Mulch Calculator

Estimate mulch needed from bed area, depth, coverage, bags, cubic yards, and landscaping notes.

🔢

Net Worth Calculator

Calculate net worth from asset and liability lists with totals, difference, and a clean summary you can copy.

🔢

Net Worth Tracker

Track assets, debts, net worth, debt ratio, liquid net worth, and month-over-month progress locally in your browser.

🔢

Overtime Pay Calculator

Estimate overtime pay from base hourly rate, regular hours, overtime hours, and overtime multiplier.

🔢

Paint Calculator

Estimate paint needed from wall dimensions, coats, coverage per gallon, doors, windows, and room notes.

🔢

Partial Payment Calculator

Calculate remaining balances, partial payments, deposits, installment amounts, due dates, and payment summaries.

🔢

Paycheck Calculator

Estimate gross pay, deductions, net pay, and pay period totals from hours, rate, taxes, and deductions.

🔢

PayPal Fee Calculator

Estimate PayPal fees, net receipts, gross-up amounts, transaction percentages, fixed fees, and pricing notes.

🔢

Percentage Calculator

Calculate percentages, percentage change, discounts, increases, and part-of-total values.

🔢

Pet Age Calculator

Estimate pet age equivalents and life-stage notes for dogs, cats, and other pets using simple age assumptions.

🔢

Plumbing Service Quote Builder

Build a plumbing service quote from labor, parts, fixtures, trip charges, permits, disposal, markup, tax, and deposit.

🔢

Price Per Ounce Calculator

Calculate price per ounce from total price and package weight to compare food, supplies, and household products.

🔢

Pricing Estimator

Estimate service, product, or project pricing from cost, time, margin, demand, complexity, and market positioning.

🔢

Productivity Gain Calculator

Estimate productivity lift from minutes saved, people affected, hourly cost, adoption rate, and recurring usage.

🔢

Profit Margin Calculator

Calculate gross profit, markup, and profit margin from cost and selling price for products or services.

🔢

Profit Per Item Calculator

Calculate profit per item from sale price, cost, fees, shipping, discounts, and margin targets.

🔢

Project Cost Estimator

Estimate service project cost for roofing, HVAC, plumbing, electrical, landscaping, and general contractor jobs.

🔢

Prompt Token Estimator

Estimate prompt tokens, word count, character count, and approximate cost bands before sending large prompts to an AI model.

🔢

Property Tax Calculator

Estimate property tax from assessed value, tax rate, exemptions, local fees, and annual payment assumptions.

🔢

PTO Calculator

Calculate paid time off balance from accrual rate, hours worked, used PTO, carryover, and remaining available time.

🔢

Raise Calculator

Calculate raise amount, new salary, hourly equivalent, monthly increase, and percentage change from current pay.

🔢

Recipe Cost Calculator

Calculate recipe cost from ingredients, quantities, unit prices, yield, serving size, and margin targets.

🔢

Recipe Scaler

Scale recipe ingredient amounts up or down based on original servings and desired servings for cooking or baking.

🔢

Refinance Break-Even Calculator

Estimate mortgage refinance break-even months from current payment, new rate, new term, closing costs, and cash-out amount.

🔢

Remote Support Intake Form

Generate a clean remote support intake form that captures contact info, device details, problem summary, urgency, and reproducible steps.

🔢

Rent Affordability Calculator

Estimate affordable monthly rent from income, target rent percentage, debts, and monthly expense assumptions.

🔢

Rent Splitter

Split rent between roommates by equal share, room size, income, custom percentages, utilities, and adjustment notes.

🔢

Rent vs Buy Calculator

Compare renting and buying with rent, mortgage, down payment, taxes, maintenance, appreciation, and time horizon.

🔢

Rental Cash Flow Calculator

Estimate rental property cash flow, NOI, cap rate, debt service coverage, cash-on-cash return, and break-even rent.

🔢

Rental Yield Calculator

Calculate gross and net rental yield from property value, rent, expenses, vacancy, and annual income assumptions.

🔢

Repair vs Replace Calculator

Compare repair cost, replacement cost, age, remaining life, efficiency savings, and risk to decide whether to repair or replace.

🔢

Retirement Calculator

Estimate retirement savings needs, projected nest egg, monthly contributions, income gap, and savings progress.

🔢

Returns Rate Calculator

Calculate product return rate from orders, returns, revenue impact, reasons, period, and ecommerce notes.

🔢

ROAS Calculator

Calculate return on ad spend from advertising cost, revenue, conversion value, and campaign performance data.

🔢

ROI Calculator

Calculate return on investment, gain, cost, profit, and ROI percentage from simple investment inputs.

🔢

Roofing Calculator

Estimate roofing squares, bundles, pitch factor, waste, underlayment, and material notes from roof dimensions.

🔢

Roofing Quote Calculator

Estimate a roofing quote from roof area, pitch, waste, tear-off, materials, labor, permit, markup, and tax.

🔢

Room Area Calculator

Calculate room area, perimeter, square footage, and basic material estimates from length and width measurements.

🔢

Salary Comparison Tool

Compare two salaries by annual pay, monthly pay, hourly equivalent, benefits value, commute costs, and take-home assumptions.

🔢

Salary to Hourly Calculator

Convert annual salary to hourly, weekly, biweekly, and monthly pay using hours and weeks worked.

🔢

Sales Commission Calculator

Calculate sales commission from revenue, commission rate, quota, bonuses, splits, and payout assumptions.

🔢

Savings Goal Calculator

Calculate monthly savings needed to reach a goal by target date with starting balance and optional interest assumptions.

🔢

Savings Rate Calculator

Calculate savings rate from income, savings, debt payments, and employer contributions with monthly and annual views.

🔢

Service Price Calculator

Price a service from labor, materials, overhead, travel, margin, tax, and discount assumptions.

🔢

Shipping Cost Calculator

Estimate shipping cost from package weight, dimensions, distance, carrier fees, handling charges, and delivery options.

🔢

SLA Calculator

Calculate SLA uptime, downtime allowance, response targets, service windows, and availability percentage summaries.

🔢

Sleep Calculator

Calculate bedtime and wake-up options using sleep cycles, target wake time, fall-asleep buffer, and schedule notes.

🔢

Square Footage Calculator

Calculate square footage for rooms, walls, floors, lots, and project areas from dimensions and sections.

🔢

Startup Runway Calculator

Estimate startup runway from cash balance, monthly burn, revenue, expenses, growth assumptions, and funding notes.

🔢

Stripe Fee Calculator

Estimate Stripe processing fees, net payout, gross-up price, transaction percentages, fixed fees, and margin notes.

🔢

Subscription Cost Tracker

Track subscription costs by service, billing cycle, monthly equivalent, annual total, renewal date, and cancellation notes.

🔢

Subscription Revenue Calculator

Estimate MRR, ARR, average revenue per account, plan revenue, and subscription growth scenarios.

🔢

Sunrise / Sunset Lookup

Estimate sunrise and sunset planning details from date, location, latitude, longitude, and schedule notes.

🔢

Tax Calculator

Estimate tax amount and final total from a subtotal and tax percentage.

🔢

Tile Calculator

Estimate tile quantity from area, tile size, grout spacing, waste percentage, boxes, and project notes.

🔢

Time Duration Calculator

Calculate duration between start and end times with breaks, overnight shifts, decimal hours, and total minutes.

🔢

Time Saved ROI Calculator

Calculate the dollar value and return on investment of time saved by a tool, automation, process, or workflow improvement.

🔢

Time Zone Converter

Convert a date and time between common time zones using browser time zone support.

🔢

Timezone by Location

Find timezone planning notes from city or location names, UTC offsets, local time, and scheduling details.

🔢

Tip Calculator

Calculate tip amount, total bill, and per-person split from bill amount and tip percent.

🔢

Tip Pool Calculator

Split tip pools by hours, points, roles, percentages, sales, or custom shares for restaurant teams.

🔢

Travel Budget Calculator

Estimate travel budget from flights, lodging, food, transportation, activities, fees, insurance, and daily spending.

🔢

Unit Price Calculator

Compare unit prices from package size and cost to find the better grocery, retail, or supply purchase.

🔢

Utility Splitter

Split utility bills by roommate count, custom shares, billing period, fixed fees, usage notes, and payment totals.

🔢

VAT Calculator

Add or remove VAT from a price and calculate tax amount, net price, gross price, and effective rate.

🔢

W2 vs 1099 Calculator

Compare employee and contractor income scenarios with taxes, expenses, benefits, hourly rate, and take-home assumptions.

🔢

Water Intake Calculator

Estimate daily water intake from weight, activity level, weather, goals, and simple hydration planning assumptions.

🔢

Work Hours Calculator

Calculate work hours from daily start times, end times, breaks, overtime, weekly totals, and timesheet notes.