Free Tools for Small Businesses

Everything a small business needs to calculate, price, plan and operate.

Free calculators for profit, pricing and cash flow — plus invoice and quotation generators. No spreadsheets, no accounting degree, no account required to start.

Business Categories

Browse by what you're trying to solve

Finance

Profit, margin, break-even, ROI, revenue and cash flow.

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Pricing

Markup, product pricing, discounts and hourly rates.

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Planning

Explore guides on startup costs, budgets and business strategies.

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Documents

Invoices and quotations you can create and download free.

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How ROPA Works

From a number to a decision

1

Select a tool

Pick the calculator or document generator that matches your question.

2

Enter your numbers

No sign-up needed. Your figures stay in your browser.

3

Get your result

See an instant, accurate calculation laid out like a ledger receipt.

4

Understand it

Every tool explains the formula, a worked example, and common mistakes.

5

Act on it

Download the result, or turn it straight into an invoice or quotation.

Build better business decisions with simple tools.

ROPA is free to use, works on any device, and never requires an account for basic calculations.

Explore Free Tools