Free tools

Small tools for people who send invoices

Each one does a single thing, runs in your browser, and hands the answer straight to the invoice generator. No account, nothing stored on our side.

• Invoice due date calculatorPick an invoice date and a payment term; get the exact due date and start the invoice.
• Invoice number generatorBuild a numbering format that stays consistent, then use the next number in an invoice.
• GST calculatorAdd or remove GST, see the CGST/SGST or IGST split, then start the invoice.
• Hourly invoice calculatorAdd up hours and minutes at your rate, then turn the rows into invoice lines.