Acalcia
Free, no-signup money tools for freelancers, sellers & creators.
Taxes
Self-Employment Tax CalculatorFree 2025 self-employment tax calculator for 1099 and freelance income. Estimate Social Se…Quarterly Estimated Tax CalculatorEstimate your four IRS quarterly estimated tax payments as a self-employed freelancer. Cov…Effective vs Marginal Tax Rate CalculatorSee your federal effective tax rate and marginal tax bracket for 2025. Enter taxable incom…Mileage Deduction CalculatorCalculate your business mileage tax deduction using the IRS standard mileage rate, and est…Home Office Deduction CalculatorEstimate your home office tax deduction with the IRS simplified method ($5/sq ft, up to 30…Sales Tax Calculator by StateCalculate US sales tax by state using 2025 state base rates, plus your local rate. Get the…VAT CalculatorAdd VAT to a net price or remove VAT from a gross price at any rate. Free, instant, no sig…Reverse Sales Tax CalculatorBack out the pre-tax amount and sales tax from a tax-inclusive total at any rate. Free, in…Solo 401(k) / SEP-IRA CalculatorEstimate your maximum self-employed retirement contribution for a Solo 401(k) or SEP-IRA f…Straight-Line Depreciation CalculatorCalculate annual straight-line depreciation for business equipment from cost, salvage valu…
Freelance
Freelance Hourly Rate CalculatorWork out the freelance hourly rate you need to charge to hit your income goal after taxes,…Project Rate to Hourly Rate ConverterConvert a fixed project fee into an effective hourly rate, including a buffer for revision…Hourly ↔ Salary CalculatorConvert an hourly wage to an annual salary and back, accounting for hours per week, weeks …1099 vs W-2 Take-Home CalculatorCompare the real take-home pay of a 1099 contract rate vs an equivalent W-2 salary, after …Monthly Retainer CalculatorPrice a monthly freelance retainer from committed hours, your hourly rate, and a commitmen…Overtime Pay CalculatorCalculate total pay including overtime at 1.5× (or any multiplier) from regular and overti…
Selling
Etsy Fee & Profit CalculatorCalculate Etsy listing, transaction, and payment processing fees and your net profit per s…eBay Fee CalculatorEstimate eBay final value fees, payment processing, and your net profit per sale. Adjustab…Amazon FBA Profit CalculatorCalculate Amazon FBA referral and fulfillment fees, COGS, and net margin per unit. Free, i…Stripe & PayPal Fee CalculatorCalculate Stripe or PayPal processing fees and what to charge to net a target amount (gros…Shopify Fee CalculatorCalculate Shopify payment processing fees and your net profit per sale. Adjustable rate fo…PayPal Fee CalculatorCalculate PayPal goods & services fees and what to request to net a target amount (gross-u…Sales Commission CalculatorCalculate sales commission from a sale amount and commission rate, plus any flat bonus. Fr…
Pricing
Markup vs Margin CalculatorConvert between markup and profit margin, and find selling price from cost. Free, instant,…Product Pricing CalculatorFind the selling price that hits your target profit margin after platform fees and shippin…Break-Even CalculatorFind how many units you must sell to cover fixed costs, given price and variable cost per …Discount CalculatorCalculate the sale price and savings after one or two stacked discounts. Free, instant, no…ROI CalculatorCalculate return on investment (ROI) and annualized ROI from your cost and return. Free, i…MRR & ARR CalculatorCalculate monthly and annual recurring revenue (MRR/ARR), churned revenue, customer lifeti…Profit Margin CalculatorCalculate gross profit, profit margin, and markup from your revenue and cost. Free, instan…Customer Acquisition Cost (CAC) CalculatorCalculate customer acquisition cost (CAC) from spend and new customers, and the LTV:CAC ra…Gross-Up CalculatorFind the gross amount to charge or earn so you keep a target net after fees and taxes. Fre…
Creator
YouTube Money CalculatorEstimate YouTube ad earnings from views and RPM/CPM. See monthly and yearly estimates. Fre…Sponsored Post Rate CalculatorEstimate a fair sponsored-post rate from your follower count and engagement rate. Free, in…CPM CalculatorCalculate CPM (cost per 1,000 impressions) or the cost of a campaign from CPM and impressi…Engagement Rate CalculatorCalculate your engagement rate from likes, comments, and saves over followers or reach. Fr…ROAS CalculatorCalculate return on ad spend (ROAS) from revenue and spend, plus your break-even ROAS from…
Invoicing
Invoice Late Fee CalculatorCalculate a late payment fee on an overdue invoice — flat fee or monthly percentage, with …Invoice Due Date CalculatorFind an invoice due date from the issue date and net payment terms (Net-15/30/45/60/90). F…Free Invoice Generator (PDF)Create and download a professional invoice PDF in your browser — no signup, no account. Ad…