Built for better decisions

Business numbers,
made legible.

Create professional invoices and use fast calculators for pricing, profit, and payment fees—with transparent logic and no sign-up.

Available now

Start with the task in front of you.

Business tools → · Payment tools → · Generators →
Private & secure

Password Generator

Create strong random passwords and passphrases locally with no storage or signup.

Generate a password →Private & static

QR Code Generator

Create locally verified QR codes for links, Wi-Fi, contacts, email, events, and more.

Create a QR code →Invoicing

Free Invoice Generator

Create a polished invoice and download a PDF—privately, without an account or watermark.

Create an invoice →Pricing & profit

Profit Margin Calculator

Find profit, margin, markup, or the price needed for a target margin.

Open calculator →Pricing & profit

Markup Calculator

Turn cost and markup into a selling price, or compare markup with margin.

Open calculator →Payments

Transaction Fee Calculator

Estimate processing fees, net proceeds, or the charge needed to receive a target amount.

Open calculator →Payments

Stripe Fee Calculator

Estimate standard U.S. Stripe card fees, net payout, or the charge needed for a target payout.

Open calculator →Marketplace

eBay Fee Calculator

Estimate U.S. eBay seller fees, net payout, and profit using category-specific rates.

Open calculator →Payments

PayPal Fee Calculator

Estimate U.S. merchant fees, net payout, or a required charge.

Open calculator →Payments

Square Fee Calculator

Estimate Square fees by plan and payment method.

Open calculator →Payments

Venmo Fee Calculator

Estimate Venmo Business Profile seller fees and payout.

Open calculator →Marketplace

Etsy Fee Calculator

Estimate U.S. Etsy seller fees, payout, and profit.

Open calculator →Comparison

Credit Card Processing Fee Calculator

Compare two processing plans across a month of card sales.

Open calculator →
TransparentEvery calculator shows its formula and assumptions.
Private by designYour inputs stay in your browser.
Decision-readyResults include context, not just a number.

Why Metricivo

Know what the number means.

A calculator should make a decision clearer. Metricivo pairs each result with the formula, definitions, assumptions, and a worked example so you can verify the logic and apply it with confidence.

Calculations run locally in your browser. There is no account to create and no calculation history sent to a server.