Accountants deal with a daily flood of statements, exports, and math — and the software bills add up fast. These free tools for accountants handle the grunt work with no signup and no budget: statement conversion, data formats, and money math in your browser.
| Task | Free tool | Why it wins |
|---|---|---|
| Bank statements | BankToCSV | Statement PDF → CSV for QuickBooks/Xero |
| CSV data | CSV ⇄ JSON | Move data between spreadsheets and systems |
| YAML configs | YAML ⇄ JSON | Convert config and export formats |
| Tax math | Sales Tax Calculator | Add/remove tax at any rate |
| Percentages | Percentage Calculator | Margins, changes, and allocations |
| Discounts | Discount Calculator | Promo and sale pricing checks |
| Date math | Date Difference | Invoice aging and periods |
| PDFs | PDF Merger + Compressor | Combine and shrink client documents |
Are these accountant tools really free? Yes — the free tiers cover daily use with no watermark.
Is client data uploaded? No — everything runs in your browser, so financials stay on your device.
Does the CSV work with QuickBooks? Yes — BankToCSV output is built for QuickBooks and Xero imports.
What about paid upgrades? Pro plans start at $5/mo with lifetime deals and crypto payments available.