Finance & Business
45 toolsAccounting Period Calculator — Fiscal Quarter, Month & Period Tool
Free accounting period calculator to determine fiscal year, quarter, and accounting period for any date with key financial closing deadlines — 100% client-side, 100% serverless.
Age of Receivables Calculator - Free Aging Analysis Tool
Free age of receivables calculator and serverless aging analysis tool. Track accounts receivable aging buckets (0-30, 31-60, 61-90, 90+ days), calculate dollar-weighted average age, assess bad debt exposure, and export reports to CSV with 100% private in-browser computation.
Amortization Calculator - Free Loan Payment Schedule Tool
Free amortization calculator and serverless loan payment schedule tool. Calculate monthly loan payments, total interest costs, and payoff dates with a complete month-by-month principal vs interest amortization schedule, interactive chart, and CSV export with 100% private in-browser computation.
Bill Splitter - Free Tip, Tax, and Per-Person Calculator
Free bill splitter calculator and serverless restaurant check divider. Calculate equal per-person shares with quick tip presets (10%, 15%, 18%, 20%, 25%), custom sales tax rates, and instant clipboard sharing with 100% private in-browser computation.
Billable Hours Calculator - Free Time Tracking & Billing Tool
Free billable hours calculator and serverless time tracking tool. Track client projects, calculate billable revenue with a built-in live timer, support overnight shifts, analyze client revenue breakdowns, and export timesheets to CSV with 100% private in-browser computation.
Break-Even Calculator — Free Business & Margin Analysis
Free serverless break-even calculator with contribution margin analysis and profit/loss simulation. Calculate units, revenue, and margin 100% in your browser.
Budget Planner — Free Monthly Income & Expense Tracker
Free serverless budget planner with visual category charts, 12 currencies, CSV export, and persistent localStorage. Track income and expenses 100% client-side.
CSV to Ledger Converter — Free Bank Statement to Journal Entry Parser
Free serverless CSV to ledger converter. Parse bank statements into double-entry journal format with auto-detected columns, balanced debits/credits, and client-side ledger download.
Cash Flow Forecaster — Free Multi-Month Cash Projection Tool
Free serverless cash flow forecaster with compound growth rates, visual trajectory charts, deficit alerts, and CSV export. Project future cash balances 100% in your browser.
Check Writer — Free Number to Words Legal Converter for Checks
Free serverless check writer and number to words legal converter. Format checks with pay-to, memo, dates, and multi-currency word spelling 100% client-side.
Compound Interest Calculator — Free Investment Growth & Future Value Tool
Free serverless compound interest calculator with regular monthly contributions, interactive growth chart, and year-by-year schedule. Compare daily, monthly, and annual compounding 100% client-side.
Contract Risk Scanner & NDA Trap Detector — Freelance & Client Agreement Audit Studio
Free, private, serverless contract risk scanner and NDA trap detector. Audit freelance agreements, non-competes, IP assignment, and liability traps locally.
Currency Exchange Calculator — Free Converter Tool
Free currency exchange calculator with 16+ currencies, bank fee deduction, and inverse rates. Convert between USD, EUR, GBP, JPY, SAR, AED, and more. Serverless, 100% private in-browser.
Depreciation Calculator — Free Asset Depreciation Tool
Free asset depreciation calculator supporting Straight-Line, Declining Balance, Sum-of-Years-Digits, and MACRS methods. Generate complete schedules, charts, and CSV exports. Serverless, 100% private in-browser.
Discount Calculator — Instant Sale Price, Bulk Markdown & Savings Tool
Free discount calculator. Calculate sale prices, cash savings, multi-tier bulk markdowns, and stacked coupon discounts across USD, EUR, GBP, AED, SAR. 100% private in-browser.
E-Commerce Multi-Platform Profit Matrix & Fee Calculator — Amazon FBA, eBay, Etsy, Shopify & TikTok Shop
Free, private, serverless multi-platform e-commerce profit matrix and marketplace fee calculator. Compare net margins, fees, ROI, and break-even price across Amazon FBA, eBay, Etsy, Shopify, and TikTok Shop.
Electricity Cost Calculator — Appliance Energy Bill & kWh Carbon Tool
Free electricity cost calculator. Add appliances with wattage and runtime hours to calculate daily, monthly, yearly power costs and CO₂ emissions. 100% private in-browser.
Expense Tracker — Free Personal Expense Categorizer & Budget Visualizer
Free serverless expense tracker and budget categorizer. Log expenses across 15 categories, visualize spending with interactive donut charts, and export CSV 100% client-side.
FIRE Simulator & Early Retirement Calculator — Lean, Fat, Coast & Barista FIRE Studio
Free, private, serverless FIRE calculator and early retirement simulator. Calculate your FIRE number, Lean, Fat, Coast, Barista FIRE, and Safe Withdrawal Rate (4%).
Financial Ratio Calculator — Free Liquidity, Profitability & Solvency Analysis Tool
Free serverless financial ratio calculator. Analyze liquidity, profitability, solvency, and efficiency ratios with color-coded health benchmarks and CSV export 100% client-side.
Fiscal Year Converter - Free FY to Calendar Date Tool
Free fiscal year converter and calendar date tool. Instantly convert calendar dates to fiscal years, fiscal quarters (Q1-Q4), and day progress. Supports US Federal, UK, Australia, Japan, India, and custom fiscal starts. Serverless, 100% private in-browser.
Freelance Hourly Rate & Pricing Matrix Calculator — Billable Target & Project Fee Studio
Free, private, serverless freelance hourly rate and project pricing matrix calculator. Calculate minimum billable rates, day rates, value-based pricing, and overhead.
Fuel Cost Calculator — Free Trip Gas Cost Estimator
Free fuel cost calculator for trip gas planning. Estimate fuel volume, total travel cost, and cost per km/mile with customizable L/100km or MPG consumption. Serverless, 100% private in-browser.
IBAN Validator & Formatter — Bulk IBAN Verification
Free IBAN validator and formatter with bulk verification support. Validate IBANs, extract bank codes, branch details, and BBAN for 80+ countries with MOD-97 checksum and CSV export. Serverless, 100% private in-browser.
Inflation Calculator & Purchasing Power Tool — Past & Future
Free inflation calculator and purchasing power tool. Calculate equivalent value of money, cumulative inflation, and real purchasing power changes across years with custom annual rates. Serverless, 100% private in-browser.
Invoice Generator — Free PDF Billing & Bulk Invoice Creator
Free, private, client-side invoice generator. Create professional PDF invoices instantly with custom branding, itemized taxes, discounts, and bulk CSV import.
Loan/EMI Calculator — Monthly Payments, Interest & Amortization Schedule
Free online loan and EMI calculator. Calculate monthly payments, total interest, visual principal vs interest breakdown, and amortization schedule 100% in-browser.
Markup Calculator — Free Markup & Margin Pricing Tool
Free markup and margin calculator. Convert cost to price, calculate gross profit margins, and compare markup vs margin with bidirectional formulas. Serverless, 100% private in-browser.
Meeting Cost Calculator — Real-Time Meeting Expense & Salary Burn Tracker
Free, private, serverless meeting cost calculator. Track the real-time financial cost of business meetings based on attendee count, average salaries, and duration. Calculate recurring meeting expenses with live ticker, salary presets, and CSV export — 100% client-side in your browser.
Mortgage Calculator — Free Home Loan Payment Tool
Free mortgage calculator with amortization schedule, property tax, and insurance. Calculate monthly payments, total interest, and export loan schedule to CSV. Serverless, 100% private in-browser.
Paint Calculator — Wall Surface Area, Gallons & Room Project Estimator
Free paint calculator to estimate paintable wall area, gallons or liters needed, number of coats, and total project costs with window and door deductions.
Payroll Tax Calculator — Free Salary Tax & Deduction Estimator
Free payroll tax calculator and salary tax estimator. Calculate employee net take-home pay, FICA Social Security, Medicare, and employer total cost to company for US, UK, UAE, or custom rates. Serverless, 100% private in-browser.
Percentage Calculator — Instant Multi-Mode Percent & Ratio Solver
Free multi-mode percentage calculator to solve percent of a number, percentage change, markup/discount, parts of a whole, and tip ratios instantly.
Percentage Change Calculator - Free Serverless % Increase/Decrease Tool
Free serverless percentage change calculator online. Calculate period-over-period % increase, decrease, absolute delta, multiplier, and reverse percentages with zero data tracking.
Profit Margin Calculator - Free Serverless Revenue, Margin & Markup Tool
Free profit margin calculator. Calculate gross profit, margin %, markup %, and net profit from cost, price, quantity, and expenses — 100% client-side serverless.
ROI Calculator - Free Serverless Return on Investment & Annualized CAGR Tool
Free ROI calculator. Calculate return on investment, annualized ROI (CAGR), and profit/loss from investment and return amounts — 100% client-side serverless.
Rental Yield & Cap Rate Calculator — Real Estate Investment ROI & Cash Flow Studio
Free, private, serverless real estate rental yield and cap rate calculator. Calculate gross & net rental yields, capitalization rate, cash-on-cash return, and monthly cash flow.
Retirement Calculator - Free Serverless Savings & 401(k) Projector
Free retirement calculator with savings projection, 4% rule income, inflation adjustment, and growth chart. Plan your 401k/IRA — 100% client-side serverless.
Salary Calculator — Take-Home Pay & Paycheck Tax Estimator
Free salary calculator to estimate take-home pay across weekly, bi-weekly, semi-monthly, and monthly paychecks. In-browser serverless tax breakdown with federal, state, and FICA deductions.
Savings Goal Calculator — Target Date & Monthly Savings Planner
Free savings goal calculator to determine exact months to reach your financial target with compound interest. In-browser serverless planner with monthly contribution simulation.
Tax Calculator — Progressive Federal Income Tax & Bracket Estimator
Free federal income tax calculator with progressive brackets, effective rate, and filing status breakdown. In-browser serverless tax liability estimator.
Tip Calculator — Restaurant Bill Splitter & Gratuity Planner
Free tip calculator to compute exact gratuity, total dining bill, and per-person split amounts. In-browser serverless tool with quick percentage presets.
Unit Price Calculator — Compare Cost Per Unit & Package Sizes
Free unit price calculator to compare prices across different package sizes, weights, and volumes to find the best deal — 100% client-side, 100% serverless.
VAT / Sales Tax Calculator — Free In-Browser Tax Calculation Tool
Free serverless VAT and sales tax calculator — add or remove tax instantly, compute gross and net amounts, and batch-calculate multiple invoice items. 100% private in-browser computation with zero server tracking.
Working Capital Calculator — Free Corporate Liquidity Analysis Tool
Free serverless working capital calculator — compute net working capital, current ratio, quick ratio, and cash ratio instantly. 100% private in-browser corporate liquidity analysis with zero server tracking.
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